Organic Cal-Mag OAC Plant Nutrient and Supplement, Plus Iron and Micronutrients by TPS Nutrients, 1 Quart -32 oz-

The OAC stands for ‘Organic Acid Complex” it is the only fully organic source of Calcium and Magnesium available in the agriculture and hydro industry. It provides the highest bio-availability with our 100% Organic Acid Complex to naturally chelate minerals. CalMag OAC improves stalk and leaf growth and prevents common deficiencies. Fully compatible with all growth mediums and can even be applied as a foliar spray for rapid uptake. Add CalMag OAC to every watering in Soil/Peat/Coco gardens at 1-2mL per gallon for a lush green canopy. For Hydro Gardens use at 1mL per gallon. -- Other common cal-mag brands fill their bottles with diluted industrial grade chemicals. True’s scientific approach sources only the highest grade minerals and plant nutrients to ensure healthy growth. True’s CalMag OAC is incredibly energy dense with low use rates of 1-2mL per gallon. The only brand that is fully and organically chelated for superior uptake and bio-availability.