Prices start at : 18.95 USD / 12.0 lbs
Hydroponic Schedule (PDF) Ingredients: Potassium nitrate, magnesium nitrate, potassium phosphate, ammonium phosphate, ammonium nitrate, calcium nitrate, earthworm castings, Norwegian kelp, iron EDTA, zinc EDTA, manganese EDTA, copper EDTA, chelating agent,...