General Hydroponics KoolBloom Commercial Water Filters This ultra-fertilizing tincture of super

This ultra-fertilizing tincture of super phosphates is formulated with macro-elements and microelements

0-11-0 NPK

kills them within a few days

Crucial secondary trace elements enhance photosynthesis and respiration

2 oz treats 400 gallons for 2 years

General Hydroponics KoolBloom Commercial Water Filters This ultra-fertilizing tincture of super2 45 28 NPK 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 ripening elements. KoolBloom is to be used only at the very end of a plant's life cycle and will help build larger, heavier fruits and flowers.