General Hydroponics
General Hydroponics GH pH 4.01 Calibration Solution 8 oz (12/Cs)
General Hydroponics uses the highest-quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponics technicians check each batch to ensure that our solutions are p
$9.03
$5.42
General Hydroponics GH General Organics CaMg+ 2.5 Gallon (2/Cs)
CaMg+® is the ideal supplement to provide a natural source of calcium and magnesium, critical elements in a plant's growth cycle. CaMg+® is biologically catalyzed from oyster shell, dolomite lime and natural plant extracts. Through the use of organic comp
$177.18
$106.31
General Hydroponics GH General Organics BioThrive Bloom 2.5 Gallon (2/Cs)
BioThrive® Bloom provides flowering and fruiting plants with essential nutrients, perfectly balanced for superior blooms and bountiful harvests. Specially designed to maximize flower, fruit and seed production, this unique formulation will give you bigger
$143.54
$86.12
General Hydroponics GH MaxiGro 2.2 lb (12/Cs)
MaxiGro and MaxiBloom are extremely potent, stand-alone, water-soluble, dry concentrate nutrients. Complete in primary, secondary and micronutrients, pH buffered MaxiGro and MaxiBloom will provide superior results when used with a wide variety of crops in
$21.72
$13.03
General Hydroponics GH Flora Nectar Sugar Cane Gallon (4/Cs)
FloraNectar® is formulated to optimize the greatest transference of sweetness and aroma into your fruits and flowers. It contains all-natural raw cane sugar, molasses, malt syrup, select plant-based esters, L-amino acids, organic acids, vitamins and essen
$70.35
$42.21
General Hydroponics GH Flora Gro 2.5 Gallon (2/Cs)
Stimulates structural and vegetative growth. Builds strong roots. Provides nitrogen, phosphorous, potassium and secondary minerals.
$97.09
$58.25
General Hydroponics GH Flora Kleen 2.5 Gallon (2/Cs)
FloraKleen® removes fertilizer residues that can accumulate over time in hydroponic systems, growing media and potting soils. Use FloraKleen® monthly to purge your hydroponic system or potted plants of excess salts that can accumulate as a result of regul
$76.47
$45.88
General Hydroponics GH Flora Nectar FruitnFusion 2.5 Gallon (2/Cs)
FloraNectar® contains all natural raw cane sugar, molasses, malt syrup, select plant-based esters, L-amino acids, organic acids, vitamins and essential minerals. This unique blend of ingredients helps your plants regulate enzymes that trigger specific rea
$185.03
$111.02
General Hydroponics GH Diamond Nectar Gallon (4/Cs)
Diamond Nectar® accelerates nutrient absorption where mineral foods enter the plant. Diamond Nectar® applies the chelating action of humic acids to nutrient rich hydroponic environments by grabbing immobile and molecularly heavy compounds. They are transp
$66.29
$39.77
General Hydroponics GH pH Test Kit 1 oz (24/Cs)
General Hydroponics pH Test Kits make pH testing easy. Simply 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 expens
$9.59
$5.75
General Hydroponics GH pH Test Indicator 8 oz
General Hydroponics pH Test Kits make pH testing easy. Simply 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 expens
$14.68
$8.81
General Hydroponics GH pH Down Liquid Quart (12/Cs)
The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level.
$14.39
$8.63
General Hydroponics GH pH Up Liquid Gallon (4/Cs)
This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level.
$35.87
$21.52
General Hydroponics GH pH Up Liquid Quart (12/Cs)
This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level.
$14.39
$8.63
General Hydroponics GH pH Control Kit (12/Cs)
General Hydroponics pH Control Kit contains 8 oz pH UP, 8 oz pH DOWN, 1 oz indicator and vial.
$22.98
$13.79
General Hydroponics GH pH 7.01 Calibration Solution Quart (12/Cs)
General Hydroponics uses the highest-quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponics technicians check each batch to ensure that our solutions are p
$25.75
$15.45
General Hydroponics GH RapidStart 1 Liter (6/Cs)
RapidStart® is a plant nutrient used to promote root growth while enhancing plant vigor and yield. Strong root networks are linked to larger, more vigorous plants. RapidStart® helps plants develop strong root networks. It can be used throughout the vegeta
$210.53
$126.32
General Hydroponics GH RapidStart Gallon (4/Cs)
RapidStart® is a plant nutrient used to promote root growth while enhancing plant vigor and yield. Strong root networks are linked to larger, more vigorous plants. RapidStart® helps plants develop strong root networks. It can be used throughout the vegeta
$722.51
$433.51
General Hydroponics GH RapidStart 500 ml (12/Cs)
RapidStart® is a plant nutrient used to promote root growth while enhancing plant vigor and yield. Strong root networks are linked to larger, more vigorous plants. RapidStart® helps plants develop strong root networks. It can be used throughout the vegeta
$108.95
$65.37