Canadian Sphagnum Peat Moss is an excellent soil amendment because of its capacity to retain water, aerate the soil and it is completely natural and organic, Sphagnum Peat Moss is the answer to both compact and loose soil conditions. All soils can benefit from the addition of Sphagnum Peat Moss. also used in compost bins to enhance decomposition and reduce odor. OMRI listed 95% organic matter. It’s the ultimate source of organic matter for all your landscaping projects.