Black Gold, 16 QT, Waterhold Potting Mix, Combination Of Coconut Fibers & Canadian Sphagnum Peat Moss Gives Your Outdoor Container Plants The Advantage Of Water Retention Against Constant Exposure To Heat, Wind & Sun, We Add Earthworm Castings & Pumice To Make This A High Performance Growing Medium For All Your Gardening Applications, Does Not Contain Copolymer Crystals, Polyacrylamide, Commonly Found In Other Waterhold Potting Soils, OMRI Listed.