Humboldt Master B (1.5-5.2-6.3) is part of 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 making all the macro and micro nutrients more available.
Use 1:1 Ratio with Master A&B as a two part Base Bloom Nutrient. Adjust PPM higher in later stages of the bloom cycle to desired strength.
Total Nitrogen (N) 1.50%
Available Phosphate(P2O5) 5.20%
Soluble Potash (K20) 6.30%
Magnesium (Mg) 1.00%
Derived From:
Monopotassium Phosphate, Magnesium Phosphate, Mono Ammonium Phosphate, Magnesium Sulfate, Magnesium Nitrate, Amino Chelated Magnesium, Potassium Nitrate, Dipotassium Phosphate, Potassium Carbonate, Amino Chelated Potassium, Amino Complex and Organic Acid Complex.
Humboldt Master B
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This product is oversized and the shipping rate shown at checkout is an estimate only. Your final shipping rate may be different. Click here for details.
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