The ringer compost plus kick-starts the compost process with essential organisms & nutrients that efficiently break down organic material. Transform common yd waste — such as lawn clippings, dead leaves, pine needles, & twigs — into compost within 60 to 90 days. Use the rich humus that results as fertilizer or mulch, or as a soil amendment. This two lb box contains enough activator for several batches of compost. With one bag, you can converted to 750 lb of yd debris into rich compost!