Fox Farm Cha Ching 9-50-10 -- 15 lbs
Cha Ching Late Flowering Formula won't leave a salty residue or buildup in your hydroponic system or containerized soil plantings. It contains all the essential elements like calcium, magnesium, boron, manganese, sulfur, molybdenum, iron, copper and zinc to support solid fruit on compact, stocky plants.