ITEM: Special Blend Cactus & Succulents Soil Mix - Good aeration, excellent nutrient retention. - Shohin size particles for small plants use. - Fast draining, prevent root rot & overwatering. - Contains beneficial soil plus mycorrhizae, ready to use. INORGANIC INGREDIENT: 60 - 70% Lava Rock, Turface, Pumice & Coarse Sand. ORGANIC AMENDMENT: 30 - 40% Bark, Coconut Husk & Compost. SIZE : Shohin Size - Particles are from 1/16 to 3/16 SHIPPING: Soil will be sent in a USPS priority mail box A. Soil’s shipment cost cannot be combined with other items." Free Shipping Special Blend Cactus & Succulents Soil Mix - With Mycorrhizae, Lava, Sand