Builds up nitrogen and enriches soil! Used in lawns, as a ground cover, cover crop, for erosion control and in pastures. Will come back each year denser and thicker, but can be tilled under when you are ready to plant. Tolerates low mowing (if desired) and stays green even in drought. Matures between 4-8'' tall. Attracts butterflies and pollinators. 1 lb. covers 4,000 sq. ft. Zone 3-10.