Promotes vigorous growth and dark green color, Corrects iron deficiency, Use on turf flowers shrubs lawns plants and trees, Most effective when plants are growing rapidly and least effective when dormant or suffering from stress, Compatible with most pesticides and fertilizers with the exception of amine formulations and high phosphate fertilizers, Apply 3-5 times a year, Liquid Iron / Iron Complex Quart, Ingredients: 5% Iron Sulfur Magnesium, 50% Total Boron, 02% Total Copper, 25% Total Manganese, 25% Total Zinc, 50%, Size: 1 Quart, SKU: BCI20173