Warm season grasses thrive in warm humid and warm arid areas of the country where the temperatures stay around 85 to 90 degrees during the majority of the growing season. Watering Either water as needed to prevent drought stress or allow the lawn to go dormant. After the ground freezes, it would be pointless to water grass because the frozen ground would act as a barrier, blocking the water's path to the roots. When to Stop Watering the Lawn in Fall. Often homeowners shut their systems down as soon as the fall season arrives because they believe that their lawn requires less water. If warm-season grasses dry out too much, they may be vulnerable to quick drops in temperature that may lead to a condition called winter kill. Then as the season draws to a close, drop the mower’s blade to its lowest setting for the last two cuttings of the year. It is often necessary to irrigate an area for 3 to 5 hours to apply 1 inch of water. Unfortunately, as simple as lawn watering is in practice, many lawn owners get it wrong. There may be times when your lawn needs irrigation during the winter months. Logic tells us that as cooler weather sets in during the winter, grasses require far less water than during the summer months. Reduce irrigation at this time so that 1/2 to 1 inch of water, including rainfall, maintains the lawn the rest of summer until October. Contact Us, Phone 864-295-3810 When the weather gets hot and dry, many people get the hosepipe out and water their lawns.. If you cut your lawn severely last fall or mow it in winter so that top growth is very short, it will dry out faster. After about three to four weeks, the roots should be in the soil so that sod pieces cannot be pulled up. The answer is a definate "Maybe". Your lawn needs a minimum of 1½ inches (3-4cm) of water weekly depending on soil type, wind and rainfall amounts. (See White Grub Control in Turf, AG-366.) However, be mindful about watering the lawn in below freezing temperatures because you don’t want to take any chances of harming your grass or grass roots. Although fall is an appropriate time to apply a pre-emergent herbicide for winter weeds, choose a brand completely free of the growth-stimulating element nitrogen. The most efficient way to water is deep and infrequent watering.   Weathermatic SL800 To help better predict when to irrigate, new irrigation controllers known as "smart controllers" are helping individuals make informed decisions on when to irrigate. Refer to our complete tips on Watering New Sod. During hot and dry weather, supplemental irrigation may be needed. Water as needed: Most lawns need regular watering during the summer to keep them green. This will encourage strong healthy roots. Furthermore, mornings are the best time to water, before the sun is high in the sky. Water the new sod lawn lightly during the midday hours to maintain a moist soil to at least a 3-inch depth. This turns the lawn into a shallow-rooted water junkie that demands a water fix every day just to soldier on. Most areas of South Carolina receive enough rainfall during the winter to avoid winter desiccation of lawns. Heavy watering results in waste and promotes lawn problems eg. Irrigation during the winter months in South Carolina will not need to occur often, but there are times when supplemental water will help warm-season grasses such as  St. Augustine, Zoysia, Bermuda, and Centipede survive the winter. thru August 28, 2021 As a general rule of thumb, a lawn requires 1 inch of water a week. If you must water in the evening, try between 4 and 6 p.m. which should give the grass blades time to dry before nightfall. Problems eg needs a minimum of 1½ inches ( 3-4cm ) of water weekly depending on soil type, and. 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