Drip Cal-Mag Quarts - Case of 12Highly concentrated Calcium and Magnesium supplement. Designed to be used throughout both the vegetative and flowering stages of any fruit or flower producing plants. Also contains Nitrogen and Iron. Dilution: 1 2 mL (0. 03 0. 07 fl. oz) per 4 L (1 gallon) of water, through Weeks 1 6 of any fruit or flower producing plants. With a Calcium to Magnesium ratio of 4: 1, CaMg is more concentrated than most other cal mags on the market. This formulation of