E.B. Stone Organics Raised Bed and Potting Mix is an ideal soil for any raised bed. It can be used as a stand alone soil or mixed with garden soil. Our Raised Bed and Potting Mix is designed with carefully selected, premium ingredients. Rich compost holds the nutrients plants need, Coir (Coconut fiber) hold moisture in the root zone, Naturally-aged forest fiber feeds soil microbes and provides organic matter, Volcanic pumice drains away excess water, Beneficial microbes enhance plant’s root zone. Ingredients: Regionally Sourced Bark, Coir, Compost, Pumice, Earthworm Castings, Aged Chicken Manure and Mycorrhizae.