Down To Earth™ Root Growth Enhancer is an all-purpose combination of Endomycorrhizal and Ectomycorrhizal Fungi to benefit a diverse selection of plants, trees and shrubs. These microscopic soil organisms are critical for developing expansive root systems, improving nutrient cycling and soil structure and protecting against a variety of plant stresses including drought and environmental extremes. This easy-to-use, granular formula will aid in dramatically increasing root growth for more vigorous plants and trees. DTE™ Root Growth Enhancer can be applied directly under seeds, cuttings and transplants or blended into potting mixes.