Emerald Harvest Cal-Mag Commercial Humidifier easy-to-use formula for the hobbyist

easy-to-use formula for the hobbyist and professional gardener

•  No measuring or pouring - Eliminates contact with chemicals

For use with Stealth RO

Provides perfect base nutrition for ebb and flow

1940 Worlds Fair Gold Medal

Emerald Harvest Cal-Mag Commercial Humidifier easy-to-use formula for the hobbyistCal Mag: USE CAL MAG SUPPLEMENT TO: Reduce the risk of calcium or magnesium deficiencies. Promote chlorophyll production in plants to keep them green and healthy vigorous. Activate enzymes in plants that help plants uptake nutrients. Keep your plants productive and green in any growing medium with this calcium magnesium supplement. Containing top quality ingredients, Cal Mag is designed to nourish crops with extra calcium and magnesium and create the