Lawn Aeration in Cottleville, MO

Fall core aeration and overseeding for Cottleville lawns on clay, from Cottleville Trails to Ashford Knoll. About fifteen minutes from our O'Fallon shop.

Call (636) 293-9306
Thick, striped fescue lawn after aeration and overseeding in Cottleville, Missouri

Aeration in Cottleville

Cottleville is about fifteen minutes from our shop at 2743 Hwy P in O'Fallon. The subdivisions off Highway N were built on compacted clay in the 1990s and 2000s, and the trees planted then are now big enough to shade the fescue underneath. That combination, hard soil plus growing shade, is why Cottleville lawns come out of summer thinner every year unless they are aerated and overseeded in fall.

We core aerate the whole lawn, overseed with a turf-type tall fescue blend, and apply starter fertilizer in a single September or early October visit. Where the clay is hardest we make a second pass in the other direction. Sprinkler heads and invisible fence lines are flagged before we start, and the cores break down on their own in a couple of weeks.

What our aeration service includes

Core aeration with a machine that pulls plugs of soil two to three inches deep

Two passes in different directions on compacted lawns

Overseeding with a turf-type tall fescue blend right after aeration

Starter fertilizer to push the new seed along

Flagging sprinkler heads and invisible fence lines before we start

Watering and mowing instructions for the first few weeks

Want the full picture of this service? Read our Aeration page, or see everything we do on the Cottleville service area page.

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How lawn aeration works in Cottleville

From the first call to a finished yard, here is what to expect.

Tell us about your yard

Call (636) 293-9306 or send the form with your Cottleville address and what you need. We reply the same business day.

Get on the fall list

September and early October are the window for Cottleville lawns. We schedule aeration in that stretch and confirm the date by text.

Aerate, seed, and feed

The crew pulls cores across the whole lawn, spreads seed into the open holes, and applies starter fertilizer in one visit.

Watch it fill in

Keep the seed damp for two to three weeks, and the thin spots thicken up before the first frost. Cores break down on their own.

Maturing shade in Cottleville yards

The maples and oaks in Cottleville Trails and Prairie Bluff cast far more shade now than they did ten years ago, and the fescue under them needs a shade-tolerant blend and a taller cut. We adjust the seed mix by what the yard actually looks like, go heavier under the trees, and tell you what to expect. Many Cottleville subdivisions are HOA-maintained on the common ground, and a thick lawn keeps your yard in line with it.

What aeration costs in Cottleville

Aeration in Cottleville is priced by lawn size and quoted for free from a satellite measurement or a quick visit. What changes the price:

Square footage of turf. The base price comes from the lawn area alone. Beds, driveways, patios, and the house footprint do not count.

Aeration alone or with overseeding. Seed and starter fertilizer add to the price, and almost every Missouri fescue lawn benefits from adding them.

Soil condition. Hard, dry clay sometimes needs a second pass to pull a full core.

Bundling. Customers on a mowing or fertilization program get a bundled price on fall aeration.

Porter's Lawn Service truck and mower at a Cottleville, MO property

Lawn Aeration questions from Cottleville homeowners

Fall, from early September through mid October. Cottleville lawns are mostly tall fescue, a cool-season grass that grows roots fastest in cool weather, so seed put down in that window establishes before winter. Spring aeration is possible but competes with crabgrass pre-emergent timing.
St. Charles County soil is heavy clay that packs down under foot traffic, mowers, rain, and summer heat. Pulling cores opens the soil so water, air, and fertilizer reach the roots, and it is the only practical way to get new seed into solid contact with soil.
Yes, if the lawn has thin or bare areas. The aeration holes are the ideal place for seed to land, and fescue does not spread on its own, so overseeding every fall or two is how a fescue lawn stays thick.
Wait until the new grass is about three inches tall, usually two to three weeks, then mow high with a sharp blade. Water lightly every day until the seed is up, then taper off.
Yes, in late spring or early summer when zoysia is actively growing, since it is dormant in fall. If you are not sure what grass you have, we can tell you during the estimate at your Cottleville home.

Reserve fall aeration in Cottleville

The aeration window in Cottleville is only about six weeks long. Call (636) 293-9306 or send the form and we will quote your lawn and hold a date.

Call (636) 293-9306
Porter's Lawn Service truck and mower at a property in Cottleville, Missouri