Soil Moist Transplant Formula is specially created to protect plants, shrubs, and trees during planting time. It is formulated with different blends of 12 species of fungi, both ecto- and endo-mycorrhizal, to help improve the soil and plant ecosystem, as well as boost growth and establishment. It also contains water storing polymers to effectively reduce water maintenance and transplant stress. This product comes in 3 oz. bag that can treat 1-inch caliper tree.