If areas of your lawn don't see much sunlight, you may have had some difficulty growing thick, green grass. Requiring only 2-hours to 6-hours. of sunlight, Pennington Smart Seed Dense Shade offers the perfect mix of Tall Fescue and Fine Fescue to thrive in shady conditions. This grass seed is disease and traffic-resistant, resulting in a strong and durable lawn. Plant it in early spring or early fall and see results in 8-days to 16-days. This 3 lbs. bag covers up to 750 sq. ft. for overseeding an existing lawn and 250 sq. ft. for starting a new lawn from scratch. What makes Smart Seed smart. It's our industry-leading innovation. Pennington's NexGen Turf Research is the largest private grass seed research facility. We lead the industry in developing top-performing, water-conserving, sustainable seed. Once established, our purebred, drought-tolerant Smart Seed grass requires up to 30% less water than ordinary grass seed. 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.