Prices start at : 16.5 USD / 12.0 lbs
Per gallon for non-recirculating systems. Hydroponics: Mix 2-3 tsp. Ingredients: Ammonium nitrate, calcium nitrate, potassium nitrate, ammonium phosphate, potassium phosphate, cobalt sulfate, magnesium sulfate, boric acid, molybdic acid, potassium chloride,...