AZOMITE has been shown to improve root systems, yields and general plant vigor in a variety of applications; from field crops and orchards to lawn and garden use. AZOMITE helps remineralize nutrient-depleted soils. 100% naturally derived, AZOMITE is OMRI listed for use in organic production and farming. Organic Trace Mineral Powder w/ 67 Essential Minerals for Your Garden Bulk Fertilizer Powder-Be Green and Grow Your Own Food. Great for blending into soil mixes, hydroponic systems, Irrigation System Injection with Agitation, Greenhouse Potting Soil, Fertilizer, Home Gardens, Potted Plants Improves root systemsMicronized is a powder with flour-like consistency, where 90% of the particles will pass through a 200-mesh screen., yields and plant health Vegetable & Flower Gardens: Apply 1/2 lb per 100 square feet or 1/2 lb per 200 ft of linear row in a 6? wide band. This product is OMRI-Listed for use in organic production