Lawn grasses vary in the amount of sunlight they need to stay healthy. If some of your lawn receives sun and other parts receive moderate shade, Pennington smart seed sun and shade offers the perfect mix of tall fescue, perennial ryegrass, kentucky bluegrass and fine fescue to survive these conditions. This 7 pound bag covers up to 2,330 square feet for over seeding an existing lawn and 770 square feet for starting a new lawn from scratch. What makes smart seed smart. Pennington's nexGen turf research is the largest private grass seed research facility in the united states. That's year after year, for the life of your lawn. Plus, our advanced, fertilizer enhanced seed coat technology speeds establishment and promotes greener grass. Born from pennington innovation and nexGen breeding and research, smart seed brings you better seed, better sustainability and better results.