Biomin® Zinc contains chelated Zinc for soil and/or foliar application. Completely bioavailable and non-phytotoxic to plants when applied in accordance to directions. Designed to prevent and correct Zinc deficiencies and to boost crops during critical or fast growing periods. May be applied with nitrogen fertilizers. Directions: For trees use 1-2 oz (2-4 tablespoons) per gallon and apply to the entire tree. Do not apply to runoff. For Vegetables and Large plants use 1.5-2 oz (3-4 tablespoons) per gallon of water and apply every 2-3 months. Liquid, pint, and gallon sizes.