Yard Grading & Topsoil Prep in Memphis, TN

Yard grading and topsoil prep in Memphis is the dirt work that has to happen before hydroseeding pays off. If water sits against the foundation, runs across the yard in a sheet, or pools in the same low spot after every rain, no seed mix will fix it. We handle yard grading, fine grading, filling low areas, spreading topsoil and shaping swales so the surface drains the right way, then we seed it. Our grading crew also handles small excavation and trenching jobs for drainage, such as cutting a swale deeper or trenching for a buried downspout line.

Common problems we fix

• Yards that slope toward the house instead of away from it
• Builder grade with ruts, clods, rubble and exposed subsoil
• Low spots that hold water for days after rain
• Washouts and gullies along fences and downspout outlets
• Uneven lawns from settled trenches or tree removal
• Bare, compacted ground where nothing grows

Working with loess

Most upland soils around the city formed in loess, the silt that also makes up the Chickasaw Bluffs. The USDA's description of the Memphis series is a silt loam topsoil over a firmer, brown silty clay loam in the upper subsoil, and the whole profile is naturally acid. Where equipment has scraped away the darker surface layer, the subsoil left behind is tighter, lower in organic matter and harder for young grass to root in. Silt also packs hard when it is worked wet and then crusts when it dries. That is why we time grading for when the soil is workable, loosen compacted ground before seeding, and bring in topsoil where the subsoil is showing.

Grading for drainage

The goal is simple: water should move away from buildings and toward a swale, ditch, street or drain, at a slope gentle enough that it does not cut the soil on the way. Memphis averages almost 55 inches of rain a year, and spring thunderstorms can drop a lot at once, so small grade mistakes show up fast. We check the fall away from the foundation, look at where downspouts discharge, and shape swales along property lines so they carry water without scouring. On sites with fragipan soils like Loring, which slow water moving down through the profile, surface drainage matters even more because the ground can stay wet near the top.

Topsoil

Not every yard needs topsoil. If there are a few inches of decent dark soil left, loosening and amending it is often enough. If the yard is mostly subsoil, fill or construction debris, a layer of screened topsoil spread over the loosened base gives the new lawn a real start. We price topsoil by the cubic yard plus delivery and spreading time, and the estimate shows how many yards we expect to use. We look for topsoil that is screened and free of debris and large clods.

Land grading on bigger lots

On acreage, large lots and commercial sites, land grading means moving more material with larger equipment: cutting high spots, filling low ones, and setting the finish grade for seeding. On those jobs we work from the site plan's grades where there is one, and coordinate with silt fence and stabilization so the ground is not left bare longer than necessary. On permitted sites, remember that disturbed areas that will sit idle for more than 14 days need to be stabilized.

Fine grading right before seed

Fine grading is the last pass: raking or dragging the surface smooth, breaking clods, removing rocks and roots, and leaving a firm but not compacted seedbed. It is what makes a hydroseeded lawn look even and mow well. Clods and ruts left under the mulch show up later as bumps and bare patches.

What is not in our scope

We do grading and topsoil work for lawns and stabilization. Structural fill under slabs, foundation excavation, retaining walls and engineered drainage systems belong to the contractors and engineers who design them. If your drainage problem needs a French drain system or a wall, we will tell you so you can bring in the right people, and we will seed the area once that work is complete.

Utilities and trees

Before any digging or deep grading, buried utilities have to be marked through the 811 call-before-you-dig service. We also watch the root zones of the mature trees that shade so many yards here. Piling fill against a trunk or cutting through the roots to level a yard can kill a big oak slowly, so near trees we keep grade changes small and work around the roots by hand where needed.

Timing grading with seeding

Grading is best done shortly before a seeding window, so the finished surface does not sit bare through a storm season. For bermuda lawns, that means grading in spring and spraying in May or June; for fescue, grading in late summer and seeding in September or early October. If grading has to happen outside those windows, we cover the ground with mulch or a temporary grass right away.

Got standing water or a rough builder yard? Get a free estimate or call (901) 295-6462.