Here is when and how to use sprinklers for watering lawns in winter: Any temperature below 40℉ is too cold to use sprinklers to water your lawn. Minnesota Department of Agriculture: Fall Lawn Care Tips, High Plains/Midwest Ag Journal: Avoiding Damage to Plants During Spring Frosts, Freezes. Cooler temperatures and calm breezes help keep evaporation to a minimum. So a.m. is the ideal time for watering your yard. Proper watering is one of the most important factors in making a lawn beautiful. Grasses enter dormancy as temperatures dip closer to freezing, requiring much less water. When the weather gets hot and dry, many people get the hosepipe out and water their lawns.. There is an alternative to watering 24 hours before freezing that should be used sparingly. Due to grass dormancy and reduced heat evaporation, winter grass requires half the water summer grasses do. Fescue lawns are especially prone to sun damage. The rule of thumb for lawns is to water one-inch deep each time you water. Watering grass in cold temperatures can greatly improve your lawn’s health. If the soil temperature is much lower than 50 degrees, however, the seeds will lay dormant and not germinate. In regions with mild winters, reduce watering to ½ inch per week when the grass stops growing and begins to go dormant. In summer, it’s common to water at 6:00 or 7:00 AM. A two degree Fahrenheit (one-degree centigrade) rise in temperature doubles a grass blade’s growth rate by stimulating metabolic processes in the grass. Fill out the inputs below to determine how long to water and get the best out of your lawn. Watering at any time of day is better than not watering at all. When it comes to watering your lawn many people will not have an in ground irrigation system to help with this process. If average temperatures remain above the mid-40's, you can water your lawn on a weekly basis, applying whatever is necessary to bring the total amount of water to one-inch per week. Periods of drought, even if in the winter, can cause the roots to dry up and sometimes die. How Much Water Does a Flowering Pear Tree Need? I’ll start by taking a look at my setup and then take a look at some cost saving options and ideas for watering the lawn. Mornings are best and most effective periods because evaporation at this time is low due to cooler temperatures and water is never wasted since all water sprayed focuses on the target grass as there is less wind to help it deviate from target. Water your lawn between 4 a.m. and 10 a.m., whenever possible. Developed from a mix of native fine fescue grasses, Eco-Lawn is the most versatile low-water turf lawn variety. We have an article on watering lawns that has instructions and tips to maintaining a good lawn. This ensures maximum water penetration. © Copyright 2020 Hearst Communications, Inc. As long as you’re still mowing—and your grass is still growing—then you may need to water. Your lawn doesn't need as much water in the winter as in the summer. You will end up with thirsty roots that aren’t getting the moisture they need, especially during when the temperatures are consistently high and there is less rainfall. Adjust your watering schedule. The later you water, the greater chance of disease becoming prevalent in your lawn. Different grasses flourish at different times of year, experiencing seasonal growth spurts in response to either warm or cold weather. Aerate in the morning if possible, as the low temperature and high humidity will prevent moisture in the grass from evaporating. Pepper’s Home and Garden is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. The result can include the spread of fungal disease like Red Thread, the shallow rooting of grass, the onset of moss, and the infestation of weeds and weed grasses.. Unfortunately, as simple as lawn watering is in practice, many lawn owners get it wrong. Lawns, landscaping, and gardens will all need water to survive, but how much water and how often? Watering Tips for New Lawns: Water enough to keep it wet like a sponge until it roots in. A meaningful figure cannot be given at the upper end of the scale due to the high temperatures found in, for example, glass works or foundries. The grass might appear normal above the ground, but it could be weakened enough to die when stressed by warmer weather or disease. Your lawn needs much less water in May when the temperatures might be in the 60’s or 70’s as opposed to July or August when temperatures can be in the high 80’s or 90’s for several days. In regions with mild winters, reduce watering to ½ inch per week when the grass stops growing and begins to go dormant. In climates where frost or snow is very light and infrequent, lawn grass may need occasional mowing during the … It can also be set to run overnight or in the early morning when temperatures and winds are at the lowest levels, reducing the amount of evaporation. Water helps protect the lawn, but knowing the right time and amount of water is key to keeping it alive so it stays lush and green when warmer weather arrives. Install a drip sprinkler system. Early morning watering reduces loss to wind and evaporation, and allows water to soak in before sunlight heats the soil. If you water less than 24 hours before a freeze, water present on grass blades may freeze, turning your lawn into an ice rink and potentially killing grass. Things like seasons, how much water to use and how often to water your lawn all play a big part in the health of your lawn. If your grass is vigorously growing, you might need a bit more, such as 1 inch per week. The result can include the spread of fungal disease like Red Thread, the shallow rooting of grass, the onset of moss, and the infestation of weeds and weed grasses.. The sprinkler number is 0.3 inches. The Celsius scale (°C) is used for common temperature measurements in most of the world. This is one reason why automatic irrigation systems come in handy. FUNGUS – You have increased chances of a lawn fungus problem when the sum of the night time low temperature … The water strengthens the grass, enabling it to fight the damage potentially caused by cold weather. Never water when temperatures are below 40℉ or when snow, ice, or frost are present, as this can result in frozen grass, which can be damaging or even deadly to your lawn. In summer, your lawn needs about an inch of water per week. When the weather gets hot and dry, many people get the hosepipe out and water their lawns.. 1. In early spring, it is better to water in the morning. Similar to cutting your grass when it’s cold, it’s best to curtail your watering when your grass stops growing in fall. By summertime, you’ll be enjoying green grass without a care. In these early hours of day the environment is most favorable for watering because the temperature is cooler with less chances of evaporation of heat. If you have young grass sprouts without established root systems, watering is essential to keeping this new grass alive through a cold snap. Prolonged dry periods of high temperatures, strong winds and low relative humidity cause the lawn to appear drought-stressed. During the heat of summer, your yard, especially a fescue lawn, will require more water. Fungus, wind and evaporation are things to avoid and watering at the proper time of day can do just that. Water a day or two before the cold temperatures arrive to give the moisture time to soak into the roots. Because the water from your tap is typically around 20 degrees above freezing, this application of warm water can help young grass from frosting and freezing. It is a tactic specifically meant to protect new grass seedlings during out-of-season cold snaps. Watering dormant or slow-growing grass in low temperatures prevents grass death, strengthens roots, and ensures a strong lawn return in spring. If used night after night, the excess water will drown your grass and potentially harm your yard. Morning, around 6 to 8 a.m., is the best time to water. Watering Tips for Established Lawns: Water deeply and infrequently. In many areas of the world, there is neither sufficient rainfall, nor is it adequately spaced throughout the year to sustain your lawn without supplemental water supplied by irrigation. Depending on the species of lawn grass you are growing and your local climate, lawn grass will either go into dormancy when temperatures drop, or slow its growth rate considerably. This is because the leaves lose water faster than can be absorbed through the root system. Eco Lawn. In the heat of summer, the grass needs at least 1 to 2 inches each week to thrive. Although air temperatures are still above freezing, water droplets clinging to grass blades will be exposed to wind chill or colder nighttime temperatures, which may freeze them solid. The water strengthens the grass, enabling it to fight the damage potentially caused by cold weather. For a fresh, green, healthy-looking lawn in the spring, don’t allow anyone to walk on the grass when it is covered with heavy frost or ice. Cold weather calls for about 1/2 inch on most lawns -- not as much is lost to evaporation, so even cold-season grasses don't need as much. How to Protect New Grass from Frost [3 Low-Cost Methods], When Does Bermuda Grass Go Dormant and How to Treat It. This will prevent frozen topsoil and roots, which allows your grass to continue to take in nutrients even during a cold snap. Check the amount of water that has collected in the cans. If it's less than 1-inch, run the … Many people set their sprinklers to come on every other day, for ten to twenty minutes per zone all season long. We are fortunate in the UK that prolonged periods of extremes in temperature are very rare because the indigenous grasses are not adapted to cope with them for sustained periods. Refer to our complete tips on Watering New Sod. Water ordinary grasses deeply once or twice per week, if needed. This can result in brittle, frozen grass. Cold-season grasses, such as fescue, enter dormancy when soil temperatures reach 50℉ (10℃). Don’t water everyday. Along with mowing the grass to an optimal height, fertilizing it, and raking leaves, proper watering is one of the most critical aspects of fall lawn … Turfgrass lawns need water for growth and development. During such times, plants wilt even though water may be in the soil. As long as temperatures are above 40℉, watering can have the following positive effects on your lawn: Watering during winter is also less expensive than summer watering. There are few hard and fast rules for lawn mowing. Rain might supply some of this need, but water it yourself when necessary to make up the difference. Watering grass even in colder weather is necessary. Never water when frost is present on your lawn. You might consider summer as the time for watering the lawn, but don't think you can stop watering grass in the fall. In winter, start watering at 9:00 AM. 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