Arbers Organic Soil & Root Food is a concentrated blend of Mycorrhizae, Bacillus, and beneficial soil microbes that gives life to soil. Our easy to use shake-on granule promotes strong root development, nutrient efficiency, and biodiversity in soil. All Purpose Fertilizer Bigger Blooms Greener Leaves Immunity Boost Deeper Roots Soil Fertility And many more HOUSEPLANTS, FLOWERS, SHRUBS, VEGETABLES, & HERBS: Effective and safe use on houseplants, vegetables, flowers, organic gardening, herb gardens, greenhouses, roses, fruits, berries, hanging planters, foliage, ornamental trees and more. INDOOR & OUTDOOR USE