Product Information
Humboldt Master A (4.9-0-3.8) is the first of a premium two-part amino acid-based fertilizer program designed for flowering plants. The amino acids and organic acid complexes increase the availability of macro and micro nutrients, setting the Humboldt Master series apart from traditional base nutrients.

Humboldt Master B (1.5-5.2-6.3) is the second of a premium two-part amino acid-based fertilizer program designed for flowering plants. The amino acids and organic acid complexes increase the availability of macro and micro nutrients, setting the Humboldt Master series apart from traditional base nutrients.

Includes both Master A Gal & Master B Gal.  Sold as a set.

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Price: $120.00 $100.00

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