All right, but how much is a yard of dirt? To fill a vegetable garden, calculate 8-12" depth. The way to calculate how much soil you will need is to multiply the lawn length by width and then multiply that by.005 for … and total cost of the soil: To achieve that balance, it’s a good idea to mix soil, compost, and potting blends for the best plant growth. After all, dirt is supposed to be under the grass. As seen in Forbes, CNBC and USA Today, LawnStarter lets makes it easy to schedule service with a local lawn care professional. When the soil under your grass starts to lose its oomph, or it’s a new lawn that isn’t doing well, pulling all of the grass up to amend it isn’t a feasible option. Alternatively you could find your garden project hampered by the need for a second, costly topsoil delivery. Some home improvement centers have motorized spreader machines available for rent which will reduce the labor but increase the cost. A soil test can help you determine if your existing soil will support good lawn … 6 Things to Look for in a Landscaping Maintenance Company, 14 Deer-Resistant Plants and Trees to Grow in Boston, The 12 Big Metro Economies That Are Ready to Bloom Through 2021, 2021’s Best and Worst States for Living Off the Grid, 10 Walkway Ideas for Your Yard and Garden, 14 Treehouse Ideas for Your Backyard Playhouse. Aerate or core your lawn, spread the mix evenly over the desired area, then rake, level lawn or broom it into the lawn profile. Choosing the wrong material can create serious problems. It has many benefits to the health of the lawn and the reasons for top dressing include: Maintaining a true and level lawn surface – Top dressing fills in all of the small hollows and undulations therefore creating a level lawn surface. Your lawn will become more tolerant of heavy use which is a good thing if you have children who play on your lawn. Typically, 1/4 to 1/2 inch of compost or another soil amendment is spread across the lawn with shovels, in a throwing action. You will damage it, if not kill it. This practice has been observed since golf was first invented in Scotland and is gaining popularity with homeowners looking for organic lawn care strategies. Growing grass recovers from the strain of new soil more effectively than dormant grass. Spread top dressing over lawn to a depth of ¼ to ½ inch. Do not mow immediately after applying the dressing, as mowing may remove some of the dressing and may cause damage and unnecessary wear to the mower. Topdressing a lawn is accomplished by spreading a thin layer of material such as compost or sand over the grass. For established lawns that need top dressing, prior to doing so mow low with a rotary mower equipped with a catcher. For more hints and tips on top dressing your lawn check out our article here. If you are scarifying the lawn in autumn (September is a good month for this) then you should do this BEFORE you top dress the lawn. If you plan on overseeding, do this after the topdressing is down. Quantity of Top Dressing Soil If this is being done purely to smooth the lawn then you can apply at 3 to 4 kilos per square metre which will give about ¼” or just over half a centimetre in depth. A good rule of thumb is to not have topdressing more than 1-inch thick in any spot. If your lawn is well fertilised, healthy and even, then you don’t need to worry about top dressing. There are two reasons to top dress lawns. It can be also used with heavy clay soils to improve drainage. Once you’re happy with the even level and spread of top dressing, it’s time to water it … Because of this you may want to run your mixture through a soil sieve (1/4” holes) before applying the topdressing. Try to get the top dressing about a quarter of an inch thick on all areas of your lawn. 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