Cal-Mag Complete Calcium Magnesium Growing Supplement by TPS Nutrients 1 Gallon 128 oz Packaging May Vary

True Plant Sciences CalMag Complete is a supplement that contains a wide array of micronutrients that you need to grow and bloom healthy plants. Its loaded with bio-available calcium, magnesium, boron, copper, iron, manganese, sulfur, and zinc. CalMag Complete is also concentrated and its fully compatible with other supplements. Use CalMag Complete every watering at 1-2ml per gallon from cutting to flush. -- Trues formulations are made of dense bio-available micro nutrients and are paired with a complete array of organic chelating agents. You wont find any synthetic agents like EDTA here If you dont know what that is, you should probably look it up, because your other nutrient company is using it and its bad stuff.