M owing frequency/schedule If you’re working with a recently established Bermuda grass turf and your lawn hasn’t been mowed yet, ensure to wait towards the end of winter to undertake your first mowing. Learn which plants thrive in your Hardiness Zone with our new interactive map! If you cut the lawn too short during dormancy, the grass cannot photosynthesize properly to encourage root spread. Once you’ve made the first pass, let the grass sit for a few days then mow it again, this time to the recommended height. With an electronics degree and more than 10 years of experience, she applies her love of gadgets to the gardening world as she continues her education through college classes and gardening activities. She writes about green living, careers and the home garden. She holds a Master of Arts in English literature from the University of New Hampshire and is currently pursuing a certificate in paralegal studies. How Long After Planting Do I Cut Sod?. Only take off about one-third of the grass’s total height, even if this doesn’t bring it down to the recommended height for the particular type of grass. Once the grass is truly established, it’s OK to use a gas-powered mower. However, allowing your turf to run wild with growth contributes to disease outbreaks and creates an unappealing aesthetic. Sure, the grass will still grow if it is not maintained, but in order to get the most out of your lawn, extra steps should be taken. When giving the grass its first cut, set your mower blades to a height that's slightly higher -- 6.5 mm (1/4 inch) -- than the maximum mowing height for its species. How High Should You Set Your Mower Blades? Most warm-season grasses spread through above-ground stems, or stolons. This slightly higher height provides the grass with more blade surface area for photosynthesis. Kentucky Bluegrass and Creeping Red Fescue are lawn grasses (also used in The roots are still pretty weak and mowing wet grass not only clogs the mower, but it also tears new grass from the soil with even the slightest pull. When the mower sits idle for extended periods, the health and appearance of the lawn suffers. If you let your grass grow to about four inches and then mow it down to two, for example, you may open the door to disease or further weed growth—even if two inches is the proper height for the grass. On a new lawn, it's best to use a hand-powered reel mower over a gas-powered rotary mower. Here is how long you should let your new grass grow before thinking of cutting it to increase its chances of surviving If you just planted a new lawn, you must be eager for it to grow enough so you can mow it and have it look… Copyright Leaf Group Ltd. // Leaf Group Lifestyle. Once the grass and flowers have been allowed to grow, the key to maintaining your mini-meadow is through your diary of mowing. Sometimes, you just don't want to pull out the lawn mower. When you leave grass to grow long before mowing, it holds on to moisture. We recommend that the ideal height of your grass should be around 5 – 7cm before you cut it, and this goes for all of our grass … If you've let your newly seeded grass grow exceptionally tall, keep in mind that grass should never have more than a third of its total length removed in a single cutting. I suspect that I may be cutting it too short--especially in the summer heat. It may seem like its too long but this will allow it to build up a good root system. And unfortunately, weed seed has a quicker, more successful It’s important to reduce the height of long grasshow to. Reel mowers make a clean cut across the grass blades, while the often dull blades of a power rotary mower have a tendency to tear the grass. Following its natural growth cycle, you need to cut your cool-season grass to a 2 to 2.5 inch height during the spring and fall. Clippings will be longer That means if you like your grass 2 inches in height, you want to cut the grass when it is 3 inches long. But it’s not all serious, as long as you know the first mowing height and the recommended mowing height for your mixture going forward, everything will be just dandy. An attractive healthy growing system needs supplemental feeding, proper mowing and watering and Let your grass grow too long between cuttings, and you run the risk of creating an ideal habitat for insects like mosquitoes and critters like voles, mice and snakes. As you periodically mow, change your direction each time to keep the grass blades upright for clean cuts. Also, cut the grass when it’s dry as cutting wet grass is never recommended. Sod should be in place for at least two weeks before running the mower over it. Frequency: With warm soil temperatures and recent rains, grass grows quickly in early summer It’s not often you hear that mowing your grass can save water. That all depends on the species of grass you’re referring to. Find everything you need to know about grass and grass seed at Scotts. When starting a new lawn, early maintenance is critical for its long-term health, and mowing is no exception. How high you should allow the grass on lawns to reach before cutting it is perhaps the most frequently asked question about lawn care that people have. Sod installations may only need up to a month to establish, whereas seeded areas need as much as 8 weeks before mowing can be tolerated. Because you must wait for seeds to germinate, you cannot cut the grass until two months have passed. While cutting its height, you should still allow its roots to grow deeper into the ambient soil and ensure a healthy establishment process. In dry ground, the soil is firmer and the roots more secure. Reel mowers make a clean cut across the grass blades, while the often dull blades of a power rotary mower have a tendency to tear the grass. Patiently waiting for tall grass helps ensure your new planting has lush growth through the years. Because of summer's heat, trim the lawn to a higher range of 2.5 to 3 inches tall. Once established, your lawn may need twice a week mowing sessions during the most active growth periods. You should leave the grass for around 5/6 weeks before cutting. This means you might find yourself mowing wet grass , despite it appearing dry on the surface. By mowing properly, you preserve the turf's health for consistent lush growth. Cutting your grass at the proper height encourages weed suffocation, cool soil temperatures and water conservation. Her writing has appeared on various websites. Cutting Grass Experts suggest that you should never cut more than one-third of the height of your grass off at any one time. Therefore- after cutting off one-inch (one-third of three-inches), you should be left with about two-inches of lush green common Bermuda grass. Your lawn will continue to grow thicker as long as growing conditions are favorable. When starting a new lawn, early maintenance is critical for its long-term health, and mowing is no exception. Unlike establishing a lawn from seed, installing sod gives you grass that's already mature. Based in Fort Collins, Colo., Dannah Swift has been writing since 2009. New lawns are susceptible to mowing damage if you cut too early during their establishment. Grass should be allowed to grow to one-and-a-half times its recommended height before its first mowing, or about 4 to 5 inches if the recommended height for grass is about 3 inches. If you dramatically lower the height of cut or let the grass grow too long before cutting it, you can injure or even kill your lawn. It happens. If you've let your newly seeded grass grow exceptionally tall, keep in mind that grass should never have more than a third of its total length removed in a single cutting… In general, wait until your grass grows just past its highest height range, such as 3 inches for cool-season species. Writing professionally since 2010, Amy Rodriguez cultivates successful cacti, succulents, bulbs, carnivorous plants and orchids at home. There’s a lot of debate about how high to mow your lawn in the fall. Only take off about one-third of the grass’s total height, even if this doesn’t bring it down to the recommended height for the particular type of grass. Lush turf relies on healthy grass blades for maximum photosynthesis -- longer blades produce … Dull cutting blades cannot Mow new grass when it is dry. That will leave plenty of leaf blade for photosynthesis. So here’s the long and short of mowing, blade height and watering. As a result, you see dieback across the turf as grass succumbs to drought and heat stress. Grass should be allowed to grow to one-and-a-half times its recommended height before its first mowing, or about 4 to 5 inches if the recommended height for grass is about 3 inches. Most lawn grasses are going to be grown laterally if left uncut, less vertically. 5 Reasons Why I Let My Grass Grow Too Long David Oblas September 28, 2018 5 Minute Read “It’s just because you’re lazy.” Well, no. These heat-loving grass species can be cut much lower than cool-season species. Dark green leaves can withstand the intense rays of the sun, but those parts of your turf near the soil You say that you're cutting at four inches, but a three-inch cut is ideal for like fescue and Kentucky Grass & Grass Seed Find out how to grow a new lawn or repair the one you have. Just because the weather is cooler doesn't mean you should stop cutting your grass. It is critical to remove only one-third of the turf's height at a time -- cutting more creates stress and shock, which encourages stunting and possible pathogen or pest infiltrations. Always remove no more than one-third of the grass and leave the clippings on the lawn to act as a mulch/compost. This short height allows air to circulate around the blades for cooling. Mowing Height to Promote Grass Root Growth, Instructions on Using a Dethatcher on Your Lawn, The Lawn Institute: Mow it High and Let it Lie, University of California, Davis: Mowing New Lawns, Ohio State University Extension: Lawn Mowing. I have cut it to a length of three inches for several years now. If you allow grass to grow beyond 3 inches before mowing, clippings become a problem. It may seem like its too long but this will allow it to build up a good root system. When cutting grass, you want to make sure you reduce each blade of grass by approximately 1/3 of it’s original length. By letting your grass grow tall, you’re inviting weeds to grow out of control as well. The fescue grass in my yard is not doing well. This is the perfect time to start reducing the height of your lawn mower if you like a shorter cut. Their vigorous spreading makes them acclimate to short heights while still retaining a dense growth pattern. Depending on the species, cut warm-season grasses to an optimal range of 0.5 to 2 inches. Grass that's too long is also hard to mow, and the extra-long Growing vigorously in late spring and summer, warm-season grasses enter dormancy during the cooler fall and winter months. In this short article, let us tell you when to cut new grass and how to do this properly. All Rights Reserved. What Happens if You Let Your Grass Grow Too Long?. Allowing clippings from long grass to settle on your lawn causes similar issues to letting grass grow beyond 3 inches. Grass started from seed takes about two months to reach a height suitable for mowing, while grass started from plugs or stolons and sprigs needs about three to six weeks before mowing. New grass is more tender, flexible and finer than more established grass. Not only would you be letting the grass go to seed, but the weeds will do the same. Cool-season grasses grow ideal in the middle of 60 degrees and 75 Firstly, you should know what kind of grass you're growing, warm-season grasses or cool-season grasses, then you will know what the best soil temperature is. How Long Does Grass Need to Grow Before You Mow?. Sticking to the one-third rule slows the development of thatch in the lawn, which is an accumulation of dead plant material that can suffocate the grass. Cool-season grasses prefer the mild temperatures of fall and spring for active growth -- they enter dormancy during the summer. But I think you need to cut lower.Specifically, I think you should wiggle your cutting height down all year long, not just in the Fall. This could take one to two months, depending on the type of grass in your lawn. This means you must get it right the last chance you have to cut your grass before winter. Your grass should have a firm root establishment at this point to support a mowing session. That is why you need to let the grass grow at an ideal height before cutting so that its roots will gain age and strength. Mowing before the grass is fully established slows root development and could ruin your hard work. Lush turf relies on healthy grass blades for maximum photosynthesis -- longer blades produce more energy for vigorous foliage and root growth. Mowing a lawn too low is not the only scalping danger—cutting off more than one-third of the height of grass in any single mowing also is very stressful and damaging to lawns. When using a mower to cut grass, it will produce a lot of compaction. But how to do things rightly? You need little lawn care during the cold months of winter. You always want to cut grass with clean, sharp mower blades but this is particularly important when mowing new grass or lawn. Let your grass grow long and tall until small, oval-shaped seed heads develop on the tips. The reel mower allows you to tidy up the lawn’s appearance without damaging the blades. © Copyright 2020 Hearst Communications, Inc. If you live in an area that gets very hot summer sun, cutting the grass too short may cause it to turn yellow and die under the sun's heat. Plan the perfect garden with our interactive tool →, University of California Integrated Pest Management Program; Mowing New Lawns; 2009. When to Mow Grass started from seed takes about two months to reach a height suitable for mowing, while grass started from plugs or stolons and sprigs needs about three to six weeks before mowing. 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