Roots Organics Original natural and organic potting soil is an indoor & outdoor growing mix and a ready to use container media for fast growing and heavy feeding plants. Some plants may benefit from additional fertilization. For exceptional results, feed with high quality nutrients such as the Roots Organics fertilizer line. Roots Organics Potting Soil is also great to use as a potting soil additive or amendment to revitalize and improve structure of garden potting soil. Its recipe enables better drainage and encourages a vigorous root structure.