Generally acceptable species would include clovers (except sweet yellow or sweet white), annual rye, wheat, buckwheat, oats, millet (except foxtail millet), orchard grass, brassica, (rape & turnip), little and big bluestem grass, non-GMO soybeans, milo, non-GMO corn, grain sorghum, partridge peas, purple, coneflower.
Unacceptable species include (but not limited to): Kentucky-31 fescue, lespedezas (bi-color, sericea, Korean and Kobe), perennial ryegrass, crown vetch, Bush or Japanese honeysuckle, any genetically modified organism seed (GMO), foxtail millet (“giant foxtail”), and some biologics.