Incredible 4-Season Grass! This “4-Season” turf grass was developed by University scientists, to keep a lush, deep green color and thickness all year long! No more patchy lawns with ugly brown, bald spots. In just 8 days, you will start to see a carpet of evergreen grass that’s so thick & dense, it actually chokes out weeds, crabgrass & dandelions, 1lb bag covers 500 sq. ft. (*** Due to climate, existing lawn conditions, human error, pests, pets and factors that our beyond our control, Quicklawn Grass seed is not covered by our guarantee.)