Simply Professional Cal Mag Formula will correct deficiencies associated with some feeding regimens, the use of reverse osmosis water and poorly buffered coco coir. Cal Mag Formula is an easy to use, 100% soluble, concentrate powder fortified with chelated iron.
 
NUTRIENT SUPPLEMENT
For use in Hydro, Coco, Soil, DWC & Foliar Feeding
Mix at a rate of ¼ Teaspoon (1.25 grams) per gallon of water
 
BUFFER COCO COIR
Properly buffered coco is essential to prevent nutrient deficiencies
Mix at a rate of 1 Teaspoon (5 grams) per gallon of water
Fully submerge coco coir in Cal Mag solution and soak for 8 hours