Master-B bio-organic fertilizer Discover a new generation of

Discover a new generation of coir growing media with PRO-MIX CC40 MYCORRHIZAE

0-3999 µS/cm

• Multifaceted design provides superior uniformity

Power Output: 1

Master-B bio-organic fertilizer Discover a new generation ofNPK 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