Pay in 4 interest-free payments of $6.45 Learn more
Ships within 48 hours · Estimated delivery Aug 2 - Aug 7
and Equilibrium for a full spectrum of essential nutrients
Mycorrhizae:
81 – 32 oz
Grow Natural – 32oz
1gal – $103
Master A Retail prices:2.5gal and Equilibrium for a full4 0 3 Humboldt Nutrients Master A&B is a premium two part fertilizer program designed for all plants and made with the highest quality mineral ingredients. What sets the Master Series apart from its peers is the amino chelation of heavy metal micronutrient content. Other synthetic 2 part and 3 part programs use cheaper imported Chinese chemical chelating agents called EDTA and EHDDA, to make micronutrients available. These are highly toxic chemicals
US$ 13.50
US$ 28.50
US$ 24.99
US$ 49.95