GS Plant Foods Cal-Mag 420 Dry Super Concentrate is a water soluble powder that is mixed at ¼ teaspoon per gallon of water to make a nutrient solution that can be applied as needed to your plants through all growth cycles. It contains critical secondary nutrients calcium, sulfur and magnesium that are responsible for plant cell wall strength, nutrient mobility, photosynthesis, overall yield and resistance to disease. Beneficial to all plants in all growing situations. 18 ounce jar. Please keep the container sealed between uses. Guaranteed Analysis Total Nitrogen 11.0% Nitrate N 11.0% Calcium 13.0% Sulfur 4.0% Magnesium 3.0% Derived from Calcium Nitrate, Magnesium Sulfate
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Completely water soluble powder that makes 420 gallons of nutrient solution per container.
Plants require both primary nutrients and secondary nutrients. Cal-Mag 420 is packed with secondary nutrients, it contains Calcium 13%, Sulfur 4% and Magnesium 3%.
Beneficial to plants throughout all growth cycles and easily mixes with water to use during irrigation or as a foliar spray.
Easy-To-Use, perfect for all stages of plant growth, formulated for use in all soil, container, coco and hydro growing.