Video ~ Making your own potting soil is quick and easy. Vermiculite, Peat Moss and Compost in equal parts. You'll not only save money, but you'll end up with a higher quality product than what you can buy at the store.
Coarse Vermiculite, 12 Quart bag . $6.00. Horticultural grade Vermiculite has become a mainstay as a component of soil less growing mediums, as a soil amendment and in many other horticultural uses. 12 quart bag. Vermiculite has the excellent property of improving soil aeration while retaining the moisture and nutrients necessary to feed roots, cuttings, and seeds for faster growth.