Mother earth coco + perlite mix is an rhp certified natural plant growth media that is a great alternative to potting soil & other traditional growing medias. Coconut coir is 100% natural, made from the fiber of coconut husks & is an alternative to peat based medias. Mother earth coco + perlite incorporates 70% of the finest coco pith & fiber blend as well as 30% perlite for better aeration & drainage. Increased aeration & more drainage allow gardeners to more aggressively feed without worrying about over watering. With its unsurpassed Texture, porosity & high cation-exchange capacity, Mother earth coco + perlite creates the perfect growing environment.