Scotts Turf Builder Summer Lawn Fertilizer For All Grasses 4000 sq ftScotts Turf Builder Summer Lawn Food greens grass with up to 50% less water. It is powered by EveryDrop technology which helps drive water into hard dry soil. Plus, it feeds to build strong, deep roots. When used as directed, greening effects last up to 6 weeks, results will vary due to temperature and turfgrass type. Green Grass with up to 50% Less Water (When used as directed, greening effects last up to 6 weeks, results will vary due to temperature