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General Hydroponics

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General Hydroponics GH Rapidstart 275mL

RapidStart Rooting Enhancer by General Hydroponics provides a powerful blend of premium plant extracts, amino acids and nutrients that generate explosive root growth in plants of all kinds. Using RapidStart will stimulate prolific root branching and the d

GH Rapidstart 275mL

$58.63

$35.18

General Hydroponics GH Maxigro 2.2 lb Pouch

MaxiGro (10-5-15) is a strong one-part dry nutrient gardeners use to start plants and to promote fast growth during the vegetative stage. It improves plant yield and is pH buffered to help reduce pH drift. MaxiGro is easy-to-use and works well in hydropon

GH Maxigro 2.2 lb Pouch

$21.72

General Hydroponics GH Flora Bloom - qt

The FloraGro (2-1-6), FloraBloom(0-5-4), and FloraMicro (5-0-1) series of hydroponic fertilizers from General Hydroponics represents the collective contribution of many famous scientists in the fields of hydroponics, agriculture, and chemistry. The con

GH Flora Bloom - qt

$16.63

General Hydroponics GH Koolbloom Liquid 2.5 gal

Gardeners can give plants a boost during the final phases of fruiting and flowering with KoolBloom (0-10-10). A reformulation of the popular dry supplement, KoolBloom Liquid virtually eliminates the mess and hassle of mixing. Designed for use in the se

GH Koolbloom Liquid 2.5 gal

$171.31

$102.79

General Hydroponics GH pH Test Kit

Maintaining the proper pH of your fertilizer solution is critical to a crop's ability to utilize nutrients. The roll of pH Papers and General Hydroponics' pH Test Kit are inexpensive and reliable ways to test pH. For the pH paper, simply take a piece and

$8.63

General Hydroponics GH pH Down - Qt

For plants to grow their best, it's important that the nutrient pH be slightly acidic - the range of 5.5 to 6.5 is considered ideal for most crops. Our own pH Down is made with phosphoric acid. There are many pH down products on the market, but you get mo

GH pH Down - Qt

$15.99

General Hydroponics GH Floranova Bloom - gal

Flora Nova is the breakthrough gardeners have been waiting for: an exceptionally potent, complete one-part fertilizer plus organic additives. Extremely concentrated, Flora Nova is an excellent bargain, one to two teaspoons in a gallon of water. One bot

GH Floranova Bloom - gal

$87.45

General Hydroponics GH Flora Micro - gal

The FloraGro (2-1-6), FloraBloom(0-5-4), and FloraMicro (5-0-1) series of hydroponic fertilizers from General Hydroponics represents the collective contribution of many famous scientists in the fields of hydroponics, agriculture, and chemistry. The con

GH Flora Micro - gal

$46.07

General Hydroponics GH Flora Kleen gal

Flora Kleen is a new break through cleaning flush solution from General Hydroponics. Flora Kleen is formulated to remove fertilizer residue that can accumulate in hydroponic systems, growing media, and potting soils over time. Use Flora Kleen monthly to m

GH Flora Kleen gal

$30.99

General Hydroponics GH Flora Gro - 2.5 gal

The FloraGro (2-1-6), FloraBloom(0-5-4), and FloraMicro (5-0-1) series of hydroponic fertilizers from General Hydroponics represents the collective contribution of many famous scientists in the fields of hydroponics, agriculture, and chemistry. The co

GH Flora Gro - 2.5 gal

$92.47

General Hydroponics GH Flora Bloom - gal

The FloraGro (2-1-6), FloraBloom(0-5-4), and FloraMicro (5-0-1) series of hydroponic fertilizers from General Hydroponics represents the collective contribution of many famous scientists in the fields of hydroponics, agriculture, and chemistry. The con

GH Flora Bloom - gal

$40.53

General Hydroponics GH Dual Diaphragm Air Pump

Four Valve High Output Air Pump The General Hydroponics Dual Diaphragm air pump is extremely quiet and the only air pump in the world manufactured exclusively for hydroponics systems. This high output pump has four adjustable ¼” outputs that can be teed o

GH Dual Diaphragm Air Pump

$160.95

General Hydroponics GH Diamond Nectar - qt

We offer only the highest quality, most effective Fulvic Acid available. Fulvic acid is the most plant active of the Humic Acid compounds, offering physical, chemical and biological benefits. Diamond Nectar can be used in hydroponic solutions or combin

GH Diamond Nectar - qt

$25.99

General Hydroponics GH Bioroot qt

BioRoot is a natural root growth supplement that helps plants establish healthy and vibrant root systems. It contains vitamins, enzymes, organic and humic acids that stimulate root growth. BioRoot is outstanding for seedlings and cuttings, helping young p

$23.17

$13.91

General Hydroponics GH CALiMAGic Calcium and Magnesium 2.5 Gal

CALiMAGic™ is a concentrated blend of readily available calcium and magnesium. It is formulated to assist fast growing plants by preventing secondary nutrient deficiencies.

GH CALiMAGic Calcium and Magnesium 2.5 Gal

$147.82

General Hydroponics Rubber Grommet 1"

1" grommet for laser spray line used in AeroFlo2 system.

Rubber Grommet 1"

$1.51

General Hydroponics GH pH Control Kit

General Hydroponics pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial.

GH pH Control Kit

$22.75

General Hydroponics GH Flora Series Spigot For 6 gal

For use with all General Hydroponics 6 gallon containers.

GH Flora Series Spigot For 6 gal

$5.63

General Hydroponics GH Ripen Quart

Ripen 0.5-7-6 promotes increased and abundant flowering with greater oil and fragrance production. Ripen is highly concentrated and provides macronutrients that are primarily responsible for flower and fruit growth. Ripen is a liquid nutrient that has bee

$44.96

General Hydroponics Rubber Grommet 1/2"

1/2" Grommet for Waterfarm

Rubber Grommet 1/2"

$0.66

General Hydroponics GH Rapidstart 125mL

RapidStart Rooting Enhancer by General Hydroponics provides a powerful blend of premium plant extracts, amino acids and nutrients that generate explosive root growth in plants of all kinds. Using RapidStart will stimulate prolific root branching and the d

GH Rapidstart 125mL

$35.00

General Hydroponics GH Rapid Rooter Plug Starter Tray/50

The Rapid Rooter uses composted organic material joined with plant-derived polymers to provide ideal conditions for beneficial microbes in the root zone of developing plants. Give plants a head-start for excellent growth potential throughout the life of t

GH Rapid Rooter Plug Starter Tray/50

$30.82

General Hydroponics GH pH Up - qt

For plants to grow their best it's important that the nutrient pH be slightly acidic - the range of 5.5 to 6.5 is considered ideal for most crops. The General Hydroponics pH Up (Base) is formulated using Potassium Hydroxide and Potassium Carbonate which a

$15.68

General Hydroponics GH pH Up - gal

For plants to grow their best it's important that the nutrient pH be slightly acidic - the range of 5.5 to 6.5 is considered ideal for most crops. The General Hydroponics pH Up (Base) is formulated using Potassium Hydroxide and Potassium Carbonate which a

$39.06