The Benefit 1 lb. 60 cu. ft. Bio Soil Enhancer is a living soil that is teaming with beneficial microbes and supplies a dense nutrient load including micronutrients from a biological system the way nature intended. Benefit bio soil enhancer contains beneficial bacteria and fungus and organic matter that enhances a plants health and will produce the best results possible. Benefit Bio Soil Enhancer is best used as an additive to indoor and outdoor plants of all types.