Brand: Humboldt

Product Code: 0000002723020-01

Availability: In stock

$28.95

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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