Humboldt Nutrients Master-B Reverse Osmosis Water Filtration Systems and contains no artificial hormones

and contains no artificial hormones

hydroponics and is suitable for fertilizer injection systems

Recommended for Hand-Feeding applications

and Olympus Up as a sweetener

Humboldt Nutrients Master-B Reverse Osmosis Water Filtration Systems and contains no artificial hormonesPart Two Of Humboldt Nutrients Master Fertilizer Program Humboldt Nutrients has formulated this vigorous 2 part nutrient solution for use on any plant, in any growing medium and contains no EDTAs. Humboldt Nutrients Master A&B is a premium two part fertilizer program designed for all plants made with non toxic, high quality ingredients. The Humboldt Nutrients team of chemists and agronomists emphasize balance and consistency with all our formulas.