Pro-Mix BX w Mycorrhizae. 3.8 cf. LOCAL PICKUP ONLY-We cannot ship this product due to cost & size. A general purpose peat-based growing medium with 80% Canadian Sphagnum peat moss, vermiculite & perlite, used for cultivation of a wide variety of plant species. This complete mix is lightweight, uniform, & blended to the highest degree of consistency to ensure maximum plant performance.