Humboldt Nutrients has formulated this vigorous 2-part nutrient solution for use on any plant, in any growing medium and contains no EDTA’s.Humboldt Nutrients Master A - Humboldt Nutrients Master A & B is a premium two-part amino acid-based fertilizer program designed for flowering plants. The amino acids and organic acid complexes set the Master A & B series apart from your standard base nutrient by making all the macro and micro nutrients more available.
NPK Ratio: 4-0-3
Available in: Quart | Gallon
DERIVED FROM: Ammonium Nitrate, Potassium Nitrate, Calcium Nitrate, Sodium Molybdate, Calcium Carbonate, Sodium Borate, Iron, Zinc, Manganese, Boron and Molybendum.