Back to the Roots Organic 3-in-1 Seed Starting Mix is a great soil for growing indoor plants. This soil blend is lightweight， balanced， and specifically designed to support the delicate roots of your gardens new seedlings. The potting mix contains yucca extract for moisture retention and mycorrhizae to help promote strong root development. Our natural and organic seed starting mix is peat-free， meaning that instead of imported peat， the base of our soils is made from upcycled plant matter and wood fines. The Back to the Roots Organic 3-in-1 Seed Starting Mix is a great addition to your at-home gardening supplies!