House & Garden Top Shooter® House & Garden Top Shooter® is the liquid version of Shooting Powder for growers that prefer liquids to powders. Enhances your Yeild!!

House & Garden Amino Treatment® 0.1 - 0 - 0.6 House & Garden Amino Treatment® helps to strengthen the plant and build a healthy foundation for later in flowering.

House & Garden Amino Treatment® 0.1 - 0 - 0.6 House & Garden Amino Treatment® helps to strengthen the plant and build a healthy foundation for later in flowering.

GH FloraNova Grow Pint FloraNova® represents a breakthrough in fertilizer technology. FloraNova® gives users both the strength of a dry concentrate and the ease of a liquid. This unique formulation of highly purified minerals and natural additives com

House & Garden Algen® Extract 0.2 - 0 - 0.4 House & Garden Algen® Extract is a premium Norwegian sea kelp blend derived by way of cold-press technology, which helps preserve its quality.

GH Liquid KoolBloom Gallon Liquid KoolBloom® is a bulking agent that goes way beyond other bloom boosters. Enriched with stress-reducing vitamins and nutrient-transporting acids, it promotes heavy production of essential oils, fantastic flavors and in

House & Garden Algen® Extract 0.2 - 0 - 0.4 House & Garden Algen® Extract is a premium Norwegian sea kelp blend derived by way of cold-press technology, which helps preserve its quality.

Lotus Pro Series Boost is the turbo-charged secret weapon that leads to an unsurpassed size and density of flowers, while maximizing oil production for increased potency and taste. The only bloom booster on the market to contain a water soluble amino a

Lotus Pro Series Boost is the turbo-charged secret weapon that leads to an unsurpassed size and density of flowers, while maximizing oil production for increased potency and taste. The only bloom booster on the market to contain a water soluble amino a

Lotus Pro Series Bloom is specifically designed to trigger the rapid onset of flowering, by providing your plants with all the necessary components needed for strong development, producing dense, massive yields spanning all flowering sites. Contains ov

Lotus Pro Series Grow is specially formulated to give your plants exactly what they need to produce lush, rapid vegetative growth. Lotus Pro Series Grow will aid in producing thick stems, tight inter-nodal spacing, dense canopy development and massive roo

Lotus Pro Series Bloom is specifically designed to trigger the rapid onset of flowering, by providing your plants with all the necessary components needed for strong development, producing dense, massive yields spanning all flowering sites. Contains ov

GH MaxiBloom 2.2 lb 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 wit

GH KoolBloom 2.2 lb KoolBloom® is a highly concentrated nutrient supplement that promotes abundant flowering and facilitates ripening in annual flowers and herbs. KoolBloom® is rich with phosphorus and potassium and contains precise amounts of ripenin

Emerald Harvest® Cal-Mag 2 - 0 - 0 Keep your plants productive and green with Cal-Mag, a calcium and magnesium supplement from Emerald Harvest®. Containing top-quality ingredients, Cal-Mag is designed to nourish crops with extra calcium and magnesium a

GH MaxiGro 2.2 lb 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

GH pH Down 8 oz The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level.

GH pH Up Liquid Quart 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.

GH pH 4.01 Calibration Solution Quart 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 e

GH pH 4.01 Calibration Solution 8 oz 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 ea

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 pre

SUPERthrive Quart SUPERthrive® now includes kelp, which enhances the timeless formula with nutrition from the sea. Just add SUPERthrive® to fertilizer for growth! SUPERthrive®: World Champion activator, reviver, transplanter and grower. SUPERthrive® is

SUPERthrive Pint SUPERthrive® now includes kelp, which enhances the timeless formula with nutrition from the sea. Just add SUPERthrive® to fertilizer for growth! SUPERthrive®: World Champion activator, reviver, transplanter and grower. SUPERthrive® is

Hygrozyme Horticultural Enzymatic Formula 500 ml Hygrozyme® is North America’s #1 concentrated enzyme formula and is an essential addition to any grow system. With over 20 years of medical and horticultural enzyme formulation and production experience