Warm season grass goes dormant during the cooler months.That doesn’t mean it is dead. It does mean that the grass blades turn yellowish or even brown during the winter months.
According to recent studies, soil with sufficient organic matter (about five percent of the total mass) can three quarts or more of water per cubic foot.
Fifty to 75 percent of all drinking water used in municipalities goes to watering lawns and gardens. In dry summer months that can increase to 80 percent or more. The amount wasted can be enormous. As population grows, more and more water is being drawn out of underground aquifers more quickly than the aquifers can recharge. Above ground reservoirs also become stressed.