To prevent and correct these deficiencies, a 2-to-1 calcium-to-magnesium ratio product is most often recommended. Growth Products' Cal-Mag Max (7-0-3) fertilizer with 4% chelated calcium and 2% chelated magnesium fits the bill perfectly. It is quick-acting and easy to use. Cal-Mag Max is great for all classes of horticultural plants, including ornamentals, trees, shrubs, plants, turfgrass, etc.. When applied as a foliar spray, it provides almost immediate correction of calcium and magnesium deficiencies. Cal-Mag Max can also be applied to the soil, as a supplement or in alternation with other fertilizers.
