Organic Mechanics Organic Mechanics, Pure Rice Hulls Perlite Substitute Soil Amendment, Potting Soil, 8 Quart Bag - Open Misce
From Macy's
Organic Mechanics Pure Rice Hulls are used to deter annoying fungus gnats, as a perlite substitute, or as weed control in outdoor containers. To deter gnats and weeds, use the hulls as a mulch, keeping unwanted intruders away. Hulls are broken down into phosphorous and silica for your plants
