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House & Garden Cocos A & B is formulated to provide the perfect ratio of nutrients while taking into account the cation-exchange capacity of coir. Coco coir as a medium has unique properties that are distinct from soils and hydroponic media.

House & Garden Cocos A & B is formulated to provide the perfect ratio of nutrients while taking into account the cation-exchange capacity of coir. Coco coir as a medium has unique properties that are distinct from soils and hydroponic media.

Aqua Flakes A&B provides the highest quality, fully soluble nutrients designed specifically for recirculating hydroponic applications. This low ppm base is perfect for ebb and flow, DWC, aeroponics, and any type of rockwool. Also use Aqua Flakes in...

Aqua Flakes A&B provides the highest quality, fully soluble nutrients designed specifically for recirculating hydroponic applications. This low ppm base is perfect for ebb and flow, DWC, aeroponics, and any type of rockwool. Also use Aqua Flakes in...

Soil A&B provides balanced nutrition for enriched soils, and contains every essential nutrient, including a significant amount of calcium.

Soil A&B provides balanced nutrition for enriched soils, and contains every essential nutrient, including a significant amount of calcium.

Need a Boost of Flower Power? Our 1:3:2 major nutrient ratio has been trusted by Jack's Professional growers for over 70 years. This soluble and available nutrient combination stimulates blooming, resulting in heavy bud and fruit set.

IMPROVES OVERALL PLANT NUTRITION CORRECTS CALCIUM/MAGNESIUM-BASED PLANT DISORDERS IMPROVES TOLERANCE OF ABIOTIC STRESS

IMPROVES OVERALL PLANT NUTRITION IMPROVES SOIL/NUTRIENT CONDITIONS FOR BETTER CROP YIELD PROVIDES ORGANIC MATTER IMPROVES SOIL CONDITIONS FOR INCREASED PLANT VIGOR

Magnesium Boost supports longer vegetative growth and larger-leafed varieties by supplying additional magnesium and nitrogen. Magnesium and nitrogen are central components of chlorophyll, the plant pigment that absorbs light and harbors photosynthesis.

House & Garden Roots Excelurator Silver is the classic formula that is compatible in hydroponic and recirculating systems.

House & Garden Roots Excelurator Gold is for soil, coco and peat applications. The world-famous Roots Excelurator with its well-kept secret formula, is used for cuttings, seedlings and plants in the vegetative and early flowering stages.