Scotts 18391 Turf Builder Grass Seed is a premium grass seed mix designed to help you grow thicker, greener grass in a variety of conditions. With its exclusive WaterSmart PLUS Coating Technology, this seed absorbs twice as much water and holds it twice as long as uncoated seed. It also feeds seedlings with essential nutrients and protects them from harmful diseases. The result is a lawn that is more resistant to heat, drought, insects, and diseases. Scotts 18391 is ideal for new lawns, reseeding bare spots, or thickening up existing lawns.