Small Holes in Lawn Overnight Causes & fixes

Small holes in lawn overnight

No matter how hard you work, there are times when you can’t maintain your landscape looking as well as you want it to because there are insects of all sizes like damaging all your efforts for example slugs are known to cause damage in lawn. Most of the time, animals like hedgehogs and smaller lawn pests like June bugs harm lawns by making unsightly holes in them.

We’ve got your back if you’re having trouble with holes in your grass. In this post, we’ll talk about a few of the most common pests that are well-known for damaging lawns everywhere, and we’ll explain how to deal with each problem in a specific method so you can keep your grass healthy.

10 Causes of Small Holes in Lawn Overnight

The majority of tiny circular holes in yards are probably the result of insects and small rodents like rats, moles, voles, squirrels, and gophers. The holes will often look different depending on the animal digging them up. Especially if the holes in your grass occur overnight, animal activity is the most likely cause. Here are a few fuzzy, slimy, or buzzy explanations for why you may be waking up in the morning to find more little holes littering your grass.

In reality, a small animal or bug is most likely to blame for the tiny holes that appear to have sprung out of nowhere in your grass. A frequent problem is insects. Many insects cause holes in your grass as they grow from larva to adults and dig to the grass’s surface. In your garden, holes are frequently dug by animals looking for insects to eat.

1. Wasps 

Wasps frequently cause little holes in your grass. The scoliid wasp and the cicada-killer wasp are the two kinds of wasps that leave holes in a lawn, and you can tell which of the two by looking at the kind of holes they leave behind. Scoliid wasps constantly enlarge holes in the ground, searching for grubs to devour. After killing the grubs, they deposit eggs on them and wait for the next generation to emerge.

In the soil, grubs are known to be naturally controlled by wasps. Cicada-Killer On the other side, cicadas are eaten by wasps, who hunt and kill them. To drag in their immobilized prey, they dug holes. Wasps commonly live in locations with little vegetation or short grass and may bore tiny holes up to an inch in diameter.

2. Birds 

Birds wake early in the morning to search and feed on worms, grubs, and other insects found in the grass. While little flying birds won’t significantly harm your grass, larger birds can rip it up while looking for grubs. Yes, birds can make holes, but most of the time, they are quite little and don’t cause any issues.

It would help if you didn’t have headaches from small holes produced by birds. Biologically, birds can occasionally help reduce the number of pests that populate our plants. Remove grackles and other insects from your lawn, though, if you are truly concerned about the damage done by the birds. Any effective grub killer will work for that objective.

3. Moles 

Moles rarely ever leave entrances to their holes above the earth. They create tunnels approximately 10 inches below the surface of your yard because they feed on earthworms and other soil creatures. Mole holes often have a rising volcano-shaped mound of earth (up to 24 inches high) concealing their openings, and the digging animal hardly ever shows itself on the lawn unless it’s scouting for a mate.

Therefore, moles may be digging beneath your grass if you wake up to a lawn covered with holes and mounds that emerged overnight. Grub killers, habitat mitigations, and live traps can all be used together to get rid of mole tunnels. Find out more about the several ways you may get rid of moles.

4. Beetles

The biggest nightmare of any gardener is Japanese beetles. Insects lay eggs in the ground, bury them there, and then the eggs hatch into grub-like larva. The grubs sink into the soil to grow into the next stage over the winter and early fall.

You may see little holes in the grass overnight throughout the spring and early summer when grubs have developed into beetles and are starting to emerge to the earth.

In the larval stage, lawn damage can also be noticed when grubs are actively feeding on grass roots. Grubs can compound the issues in your yard. The majority of birds, moles, raccoons, skunks, wasps, and armadillos will come to your yard to dig up the larvae. Therefore, grubs should be kept under control, you can do that by spraying dish soap on grass. Grubs are need to be care of especially when they are present in great numbers, if you want to keep enjoying your beautiful, green lawn.

5. Earthworms 

Usually, when the ground is wet, earthworms dig tiny tunnels into the dirt. They are considered significant soil microorganisms because they assist in blending the soil with nutrients, water, and air. While earthworms may be present all year in the soil, their activity is at its peak in the spring.

Other than holes, the worms also leave some bumps on the lawn, giving it an unlevel appearance. Eliminating earthworms is not a good idea because they help relieve soil compaction and improve the health of the grass. Earthworm-caused holes shouldn’t be a reason for fear, but you still need to know how to deal with worm castings.

6. Kids 

Keep in mind your children as well! Kids enjoy digging holes. They enjoy it a lot! The other day while they were digging holes, perhaps you didn’t see them. You need to talk to your kids about this and explain that digging a hole can damage the lawn they love so much. Give your children a sandbox so they can still enjoy digging.

7. Pets 

One of your dog’s most destructive behaviors is digging holes. They do it on your couch, lawn, etc., when you keep your dog home alone for a lengthy period! The reality is that your dog doesn’t need a cause to dig these kinds of holes. They occasionally even simply do it for fun!

They harm the lawn not just by digging holes but also by peeing on the grass. Did you aware that dog poop may cause your grass to die? You cannot stop your dog from playing on your grass. However, you may teach it not to urinate on the grass. You may patch any holes as soon as you see them.

8. Chipmunks and Squirrel

In areas where they feel safe hiding, such as log heaps, close to houses, and next to tree stumps, chipmunks usually create burrows. These creatures frequently dig to locate a place to reside and bury nuts and other food. Additionally, they create 2-inch-diameter burrows to hide their food and unwind. In most cases, they dig smaller holes to stow their food and bigger holes to rest in.

The most frequent locations for squirrel holes are mulched areas and garden beds, but they rarely go very deep. The tubers of the nutsedge plant are a favorite food of squirrels. They dig holes to obtain the tubers for that. These holes resemble tiny divots more than actual holes. They will overflow with water, forming pools that might harm young plants.

9. Crayfish 

Are there any tower-like holes in your yard? It occurs if your lawn is situated close to the waterside. The crayfish make those holes! If your yard is next to a waterside, you could see several tower-shaped holes that have been built. The crayfish drills holes about two inches in diameter and three inches high using mud balls.

10. Rodents 

These include, among others, rats, mice, and voles. Rodents consume both insects and plants, such as grass, fruits, and vegetables. Rodents will damage your grass even more by urinating and eating it and leaving snake-like holes. Most of the time, they have to dig holes in the yard for that.

They will pee on your grass to destroy your yard, which is terrible. Rodents use tunnels to steal food from other insects that live underground. They also create such holes so they may give birth there. If you face a mic infestation problem with your lawn, you may want to learn about measures to get rid of them.

How to Fill Holes in the Yard? 

Now that you know what causes little holes in the ground, it is time to fill them up and restore the beauty of your grass. In addition to being unsightly, holes in the grass may also provide a risk to children and animals. Depending on the size and quantity of the holes in your grass, you may need to fill them. You may easily fill in any smaller holes with topsoil or even dirt if there are just one or two.

Now, step on it and push your foot down to firm it up. In the end, you may rake the soil into the lawn’s divots. To prevent major damage to your grass immediately, you must use a different strategy for larger holes. To fill the larger ruts and holes, proceed as described below.

  • Dig around the hole and pull up the top sod with a shovel or a trowel. Lift the sod out of the area after driving your tool four inches into the ground and sliding it under the grassroots. Dig as deep as possible to find if it’s a tunnel.
  • As you compact the top dirt, fill the hole with it until it is about 3 inches below the earth’s surface. If there was no grass present, cover the area with dirt up to the ground level. A combination of topsoil and some decomposed organic matter will offer a strong foundation for grassroots growth.
  • To fill in the space, replace the sod you previously removed. You can add some sod plugs from other grass sections if the sod is not big enough to cover the area entirely.
  • Water the sod thoroughly to promote rapid root development. Until the sod completely integrates with the surrounding grass, water twice daily.


This natural phenomenon cannot be avoided. We are aware of how aggravating it is to discover these obtrusive holes in your lovely grass, even though the fact that none of these organisms want any damage. By now, you should be aware that there are various reasons why holes might start to emerge in your grass.

Finding the clues and following them to their destination will help you solve the problem. This requires you to act somewhat like a detective. We hope this post will help you identify the issue and find a solution the next time you see little holes in your garden.

Frequently Asked Questions

There are several potential causes of small holes in a lawn overnight, including the presence of animals, insects, or underground burrowing creatures. Some common culprits include moles, voles, gophers, and groundhogs.

To determine the cause of small holes in your lawn, you will need to observe the holes and surrounding area carefully. Look for signs of animal activity, such as tracks, droppings, or burrows. You may also want to consult with a pest control professional or a lawn care expert to help identify the cause.

To prevent small holes from appearing in your lawn, you can try the following strategies:

  • Keep the lawn well-maintained by mowing regularly and removing debris.
  • Use a pest control method, such as traps or repellents, to deter animals from digging in the lawn.
  • Plant shrubs or other landscaping elements that may deter animals from entering the area.
  • Use physical barriers, such as wire mesh or fence posts, to protect the lawn from burrowing animals.

You may use the following approach to repair small holes in your lawn

  • Remove any debris or loose soil from the hole.
  • Fill the hole with soil and tamp it down firmly.
  • Water the repaired area to help the soil settle.
  • Re-seed or re-sod the area, if necessary.

In many cases, you can fix small holes in your lawn yourself by following the steps outlined above. However, if you are unable to identify the cause of the holes or if the problem persists despite your efforts, it may be necessary to call a professional for help. A lawn care expert or pest control professional can help diagnose the problem and provide effective solutions.

To prevent small holes from reappearing in your lawn, you may need to take a multi-faceted approach, including:

  • Implementing preventive measures, such as pest control methods or physical barriers, to deter animals from digging in the lawn.
  • Maintaining a healthy lawn by watering, fertilizing, and mowing regularly.
  • Repairing any damage promptly to prevent further erosion or degradation of the soil.

Small holes in a lawn can sometimes be a sign of a larger problem, such as a pest infestation or damage to the soil structure. If the holes are accompanied by other signs of damage, such as brown patches or thinning grass, it may be necessary to address the underlying issue in order to fully resolve the problem.

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