What do you do with the plugs after you aerate your lawn
John Castro
Published Apr 18, 2026
Lawn care after aeration is important. Luckily, it’s relatively straightforward. Leave the soil plugs on the lawn to decompose and filter back into the holes left by the aeration machine. Your lawn mower will often break them up and help work them back into the soil within two to three weeks.
Should I pick up plugs after aerating?
Those aeration plugs are vital to the health of your lawn. Resist the urge to “clean” the lawn after it’s been aerated, and whatever you do, don’t remove the plugs.
Do I need to fill aeration holes?
Fill the aeration holes completely to the surface – Partially filled aeration holes result in a bumpy surface and reduce the overall effectiveness of core aeration. The holes are going to fill up with something, and it will be more thatch and organic matter unless sand can be applied to completely fill the column.
Should I remove aeration plugs?
Although unsightly, it is imperative to resist raking the cores off the topsoil and removing them from the lawn entirely. By removing the plugs, you effectively stop them from contributing critical nutrients and microorganisms to the soil below. As the cores dry, they slowly work their way back into the lawn.How do you pick up lawn plugs?
For best results, use a plug aerator, which removes a core, or plug, of grass and soil from your lawn. Look for an aerating tool or machine that removes soil plugs approximately two to three inches deep and roughly half to three quarters of an inch in diameter, about two to three inches apart.
Can I mow my lawn after aeration?
In general, aeration creates the most benefit on soil that is a little bit moist. Then, try not to mow right after aerating. Instead, mow beforehand, and consider laying seed and fertilizer over your lawn after aeration and give your lawn time for that new seed to germinate before you mow again.
How do you overseed after aeration?
Overseed After Aeration. Once aeration is complete on an existing lawn, start overseeding within 48 hours and then water the lawn lightly to ensure good soil contact with your new seed. During this time window, seed and fertilizer have a better chance of getting deeper into the aeration holes, which is what you want.
Do you have to top dress after aeration?
Timing wise, it is ideal to top dress after an aeration. When top dressing, you want to try and match the existing soil composition as best you can. However, if you have a very clay-based soil, it is best to apply washed river/pit sand to the lawn after aerating.Should I roll my lawn after aerating?
Waiting until your lawn is almost dry can cause you to compact your lawn from crushing the air pockets out of the lawn. This action can cause root damage to the grass. Rolling your lawn allows it to be much easier to mow the grass during the summer months. Aerating your lawn has benefits as well.
Should I top dress after aeration?Top dressing is a good idea, especially if you have areas that have eroded or sunken over the last year. … After aerating, it’s time for top dressing: spread either pulverized top soil or a good quality humus compost across the lawn. You don’t need much—about a quarter inch or so is adequate. Then, go ahead and reseed.
Article first time published onShould I sand my lawn after aeration?
When using sand after aeration, the sand fills the holes and helps change the soil structure, improving its drainage and increasing the growth of healthy grass. … This is a good option as long as you match your soil with what you’re adding, so they’re compatible.
What do you do after you aerate dirt?
What to Do After Aeration. After you finish aerating your lawn, let soil plugs or extra soil dry where they fall. They’ll break down in rain or crumble the next time you mow, adding beneficial soil and organic matter to your lawn surface.
Should you water lawn before aerating?
You will want to water one to three days before aerating. This is because the soils must be moist when you aerate to help the machine penetrate the soil. Remember, do not aerate overly soaked or completely dry soil. … The aerator will pull out small soil cores from the lawn which should be left to breakdown on the lawn.
How do you pick up plugs after aerating?
Soil plugs dropped by core aerators can be used to level out low spots in your yard without backbreaking shovel work or spending money to truck in new topsoil. Simply use a rake to pull soil plugs toward chronic low spots in your yard. As they break down, the plugs will build these low areas up.
Will a lawn sweeper pick up aeration plugs?
My favorite way to remove the plugs is to use a lawn sweeper. These are manual devices that work great for removing all kinds of lawn debris. They are a great alternative to using a shovel.
Should you dethatch before aerating?
Should I aerate or dethatch first? It is best to dethatch first before aerating your lawn. This way, you’ll remove the excess debris and promote healthy root development. Aerating is best done when there’s the problem of compaction.
Can you plant grass seed after aerating?
Within 48 hours after you aerate you should over seed, fertilize, and water your lawn. The seed, fertilizer, and water will have the best chance to get down into the holes made by the aerator if applied soon after aeration. … If the fertilizer contains weed control, your grass seed won’t germinate properly.
Can you aerate and overseed in the spring?
Overseeding is used for larger areas where the turf is thin, but not bare. The effectiveness of overseeding, whether done in the spring or fall, is enhanced when it is combined with lawn aeration. … It is helpful to core aerate before and after seeding into an existing lawn.
How soon can you mow after overseeding?
How Long Should You Wait Before Mowing Your Lawn After Overseeding? Ideally, you should hold off on mowing your lawn until at least 2 to 3 weeks after overseeding. This will give your new, fragile grass roots a chance to settle. Mowing before your roots settle may exert pressure on your new roots.
What temperature should I aerate my lawn?
Soil temperature is the best indication of when to aerate. Studies have shown that for cool season grasses in particular, soil temperatures in the 50 — 65 degree range is the ideal time to aerate a lawn. It is when temperatures are in this range that grass roots can grow as much as 1″ a week.
When should you not aerate your lawn?
Spring is not the ideal time to aerate the lawn, but circumstances may require it. If the soil is so compacted that existing grass can’t grow, it may be necessary to aerate in the spring. 1 Generally, though, spring aerating is discouraged because the aeration holes provide a perfect spot for weed seeds to germinate.
How do you flatten a bumpy lawn?
- Mow the lawn at the lowest setting possible;
- De-thatch the lawn with a garden rake or de-thatcher;
- In a wheelbarrow, mix up a batch of leveling mix. …
- Apply scoops of soil mix to low areas of the lawn using a shovel;
- Rake the topdressing to spread it out evenly.
What fertilizer should I use after aeration?
After Aeration Overseed and Fertilize For best results, use high-quality seed and fertilize with Milorganite®. Mixing grass seed with Milorganite is an effective way to spread seed accurately.
How do you smooth a bumpy lawn?
Use a garden rake to break up raised areas and level them out to the surrounding yard. The best way to smooth out bumpy lawns is a combination of aerating and soil leveling. The more time passes, the less noticeable bumps will be in your lawn; as long as you address the root problems and continue to maintain your lawn.
How much sand do I need after aerating?
Re: Sand Top Dressing after Aeration I’d go two passes, if you can approximate a 2.5 x 2.5” pattern (most aerators produce a 5×5 for one pass) that’s awesome.
What should I use to Topdress my lawn?
The most common options are sand, topsoil similar to your existing soil, high-quality compost, or a custom blended mix of the materials. Sand is used extensively on golf courses, especially on man-made greens. It can be also used with heavy clay soils to improve drainage.
How long do aeration holes last?
While aeration itself can take just a couple of hours, depending on the size of your commercial property, plugs typically break down in about two weeks.
Can you throw grass seed on existing lawn?
Overseeding. Sowing new grass seed over your existing lawn is known as overseeding. … While it’s possible to simply sow the new grass seed over your existing lawn, taking the time to prepare your lawn beforehand will increase the likelihood of seed germination and improve your end result.
Can you add dirt on top of grass?
Adding soil over grass can be another effective form of repairing a lawn. It is possible to dump new soil over top of what you have, and prepare it for sod or seed. … If you are not putting down a thick enough layer of soil to kill everything underneath, you may have to make some other choices.
What do you do after hollow aeration?
What to do with the cores after hollow tine aeration? The best thing to do is to let them dry in place and then go over them with the lawn mower with the box off if the instructions allow. A rotary is ideal to re-distribute the soil from the cores back over the lawn. This also works using a scarifier.
Should I level or aerate first?
Re: Mechanically Aerate BEFORE Level? Yes but if you leave them, they’ll break down and eventually your soil will be exactly the same as it was before aeration. Removing and filling will sand will allow the aeration to be a more permanent solution for water and nutrient infiltration deeper into the root zone.