Quick view Details General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view Details General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz MSRP: Now: $7.95 Add to Cart Compare Quick view Details Milwaukee | sku: MIL600 Milwaukee pH 600 MSRP: Now: $31.95 Add to Cart Compare Quick view Details sku: PHSTRIP pH Test Strip MSRP: Now: $6.95 Add to Cart Compare SALE Quick view Details HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view Details HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view Details General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view Details General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Details Mad Farmer | sku: MFOG Mad Farmer Oxygenator MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details X Nutrients X Nutrients pH Up & Down MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view Details HydroLogic Tall Boy MSRP: Now: $13.95 Choose Options Compare Quick view Details General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon MSRP: $26.90 Now: $21.49 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare SALE Quick view HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter The five-micron Small Boy De-Chlorinator eliminates 99 percent of chlorine and 90 percent of the sediment from most water sources. System is ideal for organic growers that want to create a favorable environment for the live beneficial microorganisms... MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System HydroLogic created the Stealth RO300 reverse osmosis water filtration system to help gardeners maximize plant nutrient uptake and get the best possible growing results. This system removes over 98% of lockout-inducing contaminants from water and is ideal... MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view Details General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz MSRP: Now: $7.95 Add to Cart Compare Quick view Details Milwaukee | sku: MIL600 Milwaukee pH 600 MSRP: Now: $31.95 Add to Cart Compare Quick view Details sku: PHSTRIP pH Test Strip MSRP: Now: $6.95 Add to Cart Compare SALE Quick view Details HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view Details HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view Details General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view Details General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Details Mad Farmer | sku: MFOG Mad Farmer Oxygenator MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details X Nutrients X Nutrients pH Up & Down MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view Details HydroLogic Tall Boy MSRP: Now: $13.95 Choose Options Compare Quick view Details General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon MSRP: $26.90 Now: $21.49 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare SALE Quick view HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter The five-micron Small Boy De-Chlorinator eliminates 99 percent of chlorine and 90 percent of the sediment from most water sources. System is ideal for organic growers that want to create a favorable environment for the live beneficial microorganisms... MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System HydroLogic created the Stealth RO300 reverse osmosis water filtration system to help gardeners maximize plant nutrient uptake and get the best possible growing results. This system removes over 98% of lockout-inducing contaminants from water and is ideal... MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view Details Milwaukee | sku: MIL600 Milwaukee pH 600 MSRP: Now: $31.95 Add to Cart Compare Quick view Details sku: PHSTRIP pH Test Strip MSRP: Now: $6.95 Add to Cart Compare SALE Quick view Details HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view Details HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view Details General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view Details General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Details Mad Farmer | sku: MFOG Mad Farmer Oxygenator MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details X Nutrients X Nutrients pH Up & Down MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view Details HydroLogic Tall Boy MSRP: Now: $13.95 Choose Options Compare Quick view Details General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon MSRP: $26.90 Now: $21.49 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare SALE Quick view HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter The five-micron Small Boy De-Chlorinator eliminates 99 percent of chlorine and 90 percent of the sediment from most water sources. System is ideal for organic growers that want to create a favorable environment for the live beneficial microorganisms... MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System HydroLogic created the Stealth RO300 reverse osmosis water filtration system to help gardeners maximize plant nutrient uptake and get the best possible growing results. This system removes over 98% of lockout-inducing contaminants from water and is ideal... MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view Details sku: PHSTRIP pH Test Strip MSRP: Now: $6.95 Add to Cart Compare SALE Quick view Details HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view Details HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view Details General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view Details General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Details Mad Farmer | sku: MFOG Mad Farmer Oxygenator MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details X Nutrients X Nutrients pH Up & Down MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view Details HydroLogic Tall Boy MSRP: Now: $13.95 Choose Options Compare Quick view Details General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon MSRP: $26.90 Now: $21.49 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare SALE Quick view HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter The five-micron Small Boy De-Chlorinator eliminates 99 percent of chlorine and 90 percent of the sediment from most water sources. System is ideal for organic growers that want to create a favorable environment for the live beneficial microorganisms... MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System HydroLogic created the Stealth RO300 reverse osmosis water filtration system to help gardeners maximize plant nutrient uptake and get the best possible growing results. This system removes over 98% of lockout-inducing contaminants from water and is ideal... MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
SALE Quick view Details HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare
Quick view Details HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view Details General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view Details General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Details Mad Farmer | sku: MFOG Mad Farmer Oxygenator MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details X Nutrients X Nutrients pH Up & Down MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view Details HydroLogic Tall Boy MSRP: Now: $13.95 Choose Options Compare Quick view Details General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon MSRP: $26.90 Now: $21.49 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare SALE Quick view HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter The five-micron Small Boy De-Chlorinator eliminates 99 percent of chlorine and 90 percent of the sediment from most water sources. System is ideal for organic growers that want to create a favorable environment for the live beneficial microorganisms... MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System HydroLogic created the Stealth RO300 reverse osmosis water filtration system to help gardeners maximize plant nutrient uptake and get the best possible growing results. This system removes over 98% of lockout-inducing contaminants from water and is ideal... MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view Details General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view Details General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Details Mad Farmer | sku: MFOG Mad Farmer Oxygenator MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details X Nutrients X Nutrients pH Up & Down MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view Details HydroLogic Tall Boy MSRP: Now: $13.95 Choose Options Compare Quick view Details General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon MSRP: $26.90 Now: $21.49 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare SALE Quick view HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter The five-micron Small Boy De-Chlorinator eliminates 99 percent of chlorine and 90 percent of the sediment from most water sources. System is ideal for organic growers that want to create a favorable environment for the live beneficial microorganisms... MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System HydroLogic created the Stealth RO300 reverse osmosis water filtration system to help gardeners maximize plant nutrient uptake and get the best possible growing results. This system removes over 98% of lockout-inducing contaminants from water and is ideal... MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
SALE Quick view Details General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare
Quick view Details Mad Farmer | sku: MFOG Mad Farmer Oxygenator MSRP: Now: $39.95 Add to Cart Compare SALE Quick view Details X Nutrients X Nutrients pH Up & Down MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view Details HydroLogic Tall Boy MSRP: Now: $13.95 Choose Options Compare Quick view Details General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon MSRP: $26.90 Now: $21.49 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare SALE Quick view HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter The five-micron Small Boy De-Chlorinator eliminates 99 percent of chlorine and 90 percent of the sediment from most water sources. System is ideal for organic growers that want to create a favorable environment for the live beneficial microorganisms... MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System HydroLogic created the Stealth RO300 reverse osmosis water filtration system to help gardeners maximize plant nutrient uptake and get the best possible growing results. This system removes over 98% of lockout-inducing contaminants from water and is ideal... MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
SALE Quick view Details X Nutrients X Nutrients pH Up & Down MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare
Quick view Details HydroLogic Tall Boy MSRP: Now: $13.95 Choose Options Compare Quick view Details General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon MSRP: $26.90 Now: $21.49 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare SALE Quick view HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter The five-micron Small Boy De-Chlorinator eliminates 99 percent of chlorine and 90 percent of the sediment from most water sources. System is ideal for organic growers that want to create a favorable environment for the live beneficial microorganisms... MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System HydroLogic created the Stealth RO300 reverse osmosis water filtration system to help gardeners maximize plant nutrient uptake and get the best possible growing results. This system removes over 98% of lockout-inducing contaminants from water and is ideal... MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view Details General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon MSRP: $26.90 Now: $21.49 Add to Cart Compare Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare SALE Quick view HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter The five-micron Small Boy De-Chlorinator eliminates 99 percent of chlorine and 90 percent of the sediment from most water sources. System is ideal for organic growers that want to create a favorable environment for the live beneficial microorganisms... MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System HydroLogic created the Stealth RO300 reverse osmosis water filtration system to help gardeners maximize plant nutrient uptake and get the best possible growing results. This system removes over 98% of lockout-inducing contaminants from water and is ideal... MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view General Hydroponics | sku: GHPHCK General Hydroponics pH Control Kit The pH Control Kit by General Hydroponics provides everything you need for testing the pH level of the nutrient solution in your hydroponic system. pH control is essential for stimulating vigorous plant growth. Vital elements in nutrient solution having... MSRP: $17.20 Now: $15.99 Add to Cart Compare Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare SALE Quick view HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter The five-micron Small Boy De-Chlorinator eliminates 99 percent of chlorine and 90 percent of the sediment from most water sources. System is ideal for organic growers that want to create a favorable environment for the live beneficial microorganisms... MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System HydroLogic created the Stealth RO300 reverse osmosis water filtration system to help gardeners maximize plant nutrient uptake and get the best possible growing results. This system removes over 98% of lockout-inducing contaminants from water and is ideal... MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view General Hydroponics | sku: GHPHT General Hydroponics pH Test Kit 1 oz General Hydroponics pH Test Kits make pH testing easy. Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to... MSRP: Now: $7.95 Add to Cart Compare Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare SALE Quick view HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter The five-micron Small Boy De-Chlorinator eliminates 99 percent of chlorine and 90 percent of the sediment from most water sources. System is ideal for organic growers that want to create a favorable environment for the live beneficial microorganisms... MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System HydroLogic created the Stealth RO300 reverse osmosis water filtration system to help gardeners maximize plant nutrient uptake and get the best possible growing results. This system removes over 98% of lockout-inducing contaminants from water and is ideal... MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view Milwaukee | sku: MIL600 Milwaukee pH 600 Milwaukees most affordable pH 600, full range pH meter with a range from 0.0 - 14.0 ph. Milwaukees economical testers are easy-to-use and low cost instruments to measure quick and reliable pH, EC or TDS values. Measuring electrical conductivity is the... MSRP: Now: $31.95 Add to Cart Compare Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare SALE Quick view HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter The five-micron Small Boy De-Chlorinator eliminates 99 percent of chlorine and 90 percent of the sediment from most water sources. System is ideal for organic growers that want to create a favorable environment for the live beneficial microorganisms... MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System HydroLogic created the Stealth RO300 reverse osmosis water filtration system to help gardeners maximize plant nutrient uptake and get the best possible growing results. This system removes over 98% of lockout-inducing contaminants from water and is ideal... MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view sku: PHSTRIP pH Test Strip pH Test Strips are quick and easy to use. Just touch a strip to your nutrient solution, and match the color of the strip to the color chart. Works in seconds. They come with about 100 strips per vial. MSRP: Now: $6.95 Add to Cart Compare SALE Quick view HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter The five-micron Small Boy De-Chlorinator eliminates 99 percent of chlorine and 90 percent of the sediment from most water sources. System is ideal for organic growers that want to create a favorable environment for the live beneficial microorganisms... MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare Quick view HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System HydroLogic created the Stealth RO300 reverse osmosis water filtration system to help gardeners maximize plant nutrient uptake and get the best possible growing results. This system removes over 98% of lockout-inducing contaminants from water and is ideal... MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
SALE Quick view HydroLogic | sku: HLSB HydroLogic Small Boy De-Chlorinator & Sediment Filter The five-micron Small Boy De-Chlorinator eliminates 99 percent of chlorine and 90 percent of the sediment from most water sources. System is ideal for organic growers that want to create a favorable environment for the live beneficial microorganisms... MSRP: $107.00 Was: $121.95 Now: $84.95 Add to Cart Compare
Quick view HydroLogic | sku: HLS300 HydroLogic Stealth Reverse Osmosis 300 GPD System HydroLogic created the Stealth RO300 reverse osmosis water filtration system to help gardeners maximize plant nutrient uptake and get the best possible growing results. This system removes over 98% of lockout-inducing contaminants from water and is ideal... MSRP: $314.95 Now: $249.95 Add to Cart Compare Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
Quick view General Hydroponics | sku: GHUPQT General Hydroponics pH Up Quart The premium solution maintaining and raise a nutrient's pH level. Base formulated using Potassium Hydroxide and Potassium Carbonate. Add a little at a time if your nutrient pH is too low in order to raise the pH to the proper level. To maximize... MSRP: $10.76 Now: $8.49 Add to Cart Compare SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
SALE Quick view General Hydroponics | sku: GHDNQT General Hydroponics pH Down Quart The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $10.76 Was: $8.99 Now: $7.95 Add to Cart Compare
Quick view Mad Farmer | sku: MFOG Mad Farmer Oxygenator Oxygenator is a 35% Hydrogen Peroxide solution. Hydrogen Peroxide adds dissolved oxygen to your nutrient solution as well as killing any unwanted bacteria.Buyer Beware: Oxygenator will kill unwanted bacteria as well as beneficial bacteria and fungi... MSRP: Now: $39.95 Add to Cart Compare SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected × OK
SALE Quick view X Nutrients X Nutrients pH Up & Down pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance... MSRP: $11.00 Was: $14.99 Now: $8.95 Choose Options Compare
Quick view HydroLogic Tall Boy The Tall Boy has all of the same specifications as the Small Boy except that it cleans 120 gallons per hour, uses 20" filters, and has a 7500 gallon filter life. Measures 11" x 24". Comes with a 1 year warranty. MSRP: Now: $13.95 Choose Options Compare Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected
Quick view General Hydroponics | sku: GHDNGA General Hydroponics pH Down Gallon The premium solution maintaining and lower a nutrient's pH level. Acid formulated using food grade Phosphoric acid. Just add a little at a time if your nutrient pH is too high in order to lower the pH to the proper level. To maximize plant... MSRP: $26.90 Now: $21.49 Add to Cart Compare 1 2 3 4 Next 1 2 3 4 Next Compare Selected
