Azomite is an amazing Organic Fertilizer full of Minerals and Trace Elements Azomite is the name of a special rock in Utah. Results were amazing and nearly immediate. Minerals in Azomite Organic Fertilizer are necessary to optimal metabolism in living things. Ground to dust, trace minerals are small enough to pass through cell walls of organisms. Wheatgrass Usage: ¼ cup per 21” x 11” tray Potted plants: Mix 1 teaspoon per 2 inch pot diameter with potting soil before planting. Give 1 teaspoon quarterly thereafter. Azomite Trace Mineral Fertilizer is natural mined rock from a specific volcanic deposit in central Utah marketed as a free-flowing, less than 200 mesh, tan to pink powder with a density of 48 lbs./cubic foot. No additives, synthetics or fillers. Mineralogically, Azomite is rhyolitic tuff breccia. Azomite has 67 major and trace elements, so its name means "A to Z Of Minerals Including Trace Elements." Typical analysis shows every element that's beneficial to plants and animals, and other elements (micro-nutrients) scientists believe essential. Azomite was mined since 1942 as soil amendment. Crop farmers report improved growth, health, size. Potatoes report 19-60% increase in yield; sugar beets are larger, with higher sugar content. Citrus growers report improved recovery from decline, healthier trees. In 1988 Peak Minerals, Inc. acquired the deposit and initiated accredited research in Colorado, Utah, Florida, and Georgia. 30 lbs. Free Shipping Included!   Ships USPS (United States Postal Service)