Unless you are extremely fortunate, Mother Nature will not provide enough moisture during the growing season to maintain a lush, green lawn. There are always periods of dry, hot weather during the summer. Lawns that are not properly watered during these times will become stressed.
How much is enough?
Most grass plants have their roots at a depth of 4-6 inches. The soil should be moistened to this depth. Soil composition is the biggest factor when figuring out how much water is required to achieve this depth. Although it will vary from lawn to lawn, a good general rule to follow is; loam and clay soils require 1-1