Ferrous sulfate heptahydrate – Venator -
Trees & Shrubs: Apply at the rate of 1/2 to 1 pound. (1 to 2 cups) per 100 square feet. As one of the 17 essential plant elements, iron is commonly applied in a various lawn, turf and landscape settings. Often, Ferrous Sulfate fertilizer is used to correct Chlorosis (yellowing of the leaves). In the plant, iron plays a role in photosynthetic ...
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