Athena CaMg Athena CaMg can be used to complement either our two-part liquid formulas. Certain cultivars or growing conditions might require more Calcium, Magnesium and Iron during development and heavy growth. These common deficiencies can be corrected by this product without affecting the overall elemental balance. Athena CaMg can be particularly helpful in systems that use reverse osmosis water (RO) and in plants grown in inert mediums like coco or rockwool. Our 2-part formulas provide enough
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