Pay in 4 interest-free payments of $6.62 Learn more
Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
Power source: 3 x 1
Controls cooling or heating equipment
• Will not scratch vinyl or plastic surface when used according to label directions
Made from environmentally degradable plastic
Only Root Pots are reusable and degradable
Master-B refurbished-products Power source: 3 x 1NPK 1 5 6 Humboldt Nutrients Master A&B is a premium two part fertilizer program designed for all plants made with non toxic, high quality ingredients. Humboldt Nutrients has formulated this vigorous 2 part nutrient solution for use on any plant, in any growing medium and contains no EDTAs. The Humboldt Nutrients team of chemists and agronomists emphasize balance and consistency with all our formulas. Master A&B is formulated to provide your favorite
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