Small Holes In Lawn Overnight: Reasons And Solution

If you have woken up to small holes in your yard and are wondering what caused those overnight, you are in the right place. Many animals can make holes in your yard, but before you find a way to fill the holes, you need to identify what caused them. 

Small holes in lawn overnight: what causes it?
Small Holes In Lawn Overnight: What Is The Reason?

Often animals like rats, mice, and vole squirrels also make holes in the ground. Listed below are the reasons for the overnight holes in your backyard. 

Small holes in lawn overnight: Reasons

It’s important to identify who or what is causing holes in your lawn so you can take appropriate actions to stop the occurrence. Most of the holes you see are often caused by insects or rodents. Thus, the size of these holes will also vary depending on which animal is digging them. 

Small holes in lawn overnight solution

Below are a few culprits that might be causing holes in your lawn.

Small Earthworm holes

Earthworms are very common, and all yards have them. These insects are, in fact, essential for the health of your plants. As they dig the holes, Earthworms turn the soil upside down, incorporating air into the soil, which improves the plants. 

However, if there are too many Earthworms, you will have multiple holes in your yard along with small pellet-sized soil accumulations all over the earth’s top layer. Earthworm holes are, however, seasonal- mostly occurring in spring than in autumn when the soil is warm and moist.


Voles are another reason that leads to holes in your lawn. But thankfully, you will identify the holes created by these creatures easily. 

If you find dropping along a train of chewed grass, the. You are dealing with voles. Sometimes, you will find field mice living in vole holes. The best way to confirm this is by checking the dropping. Field mice usually have oval-shaped dropping.


Snakes are different from the regular animals and insects in your yard. Snakes don’t create holes; instead, they start living in holes in the yard already. Though snakes are scary, the good news is they don’t harm the grass. One simple way to remove snakes from your yard is by simply covering the existing holes with dirt. 


Armadillos leave huge holes in the yard. These holes are typically between 1-3 inches deep and 6 inches wide. Armadillos dig holes not to stay in them but to eat the small animals living below the surface, like ants and grubs. The best way to keep Armadillos from your lawn is by eliminating their food source.


There are two varieties of wasps that cause holes in the group. Scoliid wasps hunt for grubs in the soil and thus dig holes. They kill grubs and then lay eggs on the grub’s back. This allows the young wasps to have a food source when they hatch. 

Another type of wasp that dig holes in the ground to hunt for food is Cicada-Killer Wasps. These wasps dig inch-wide holes and then drag their prey into these holes. These types of wasps are common in most lawns where the grass is short.


Rodents like mice and rats make homes in the ground to feed on insects. They also eat plants like grass, fruits, and veggies which causes problems if you have a kitchen garden. Rodent urine also hampers plant health. 

Of course, one or two rodents will not be a problem; however, if they start to colonize, you have an issue. It’s daunting to control rodent growth, this it’s best to consult with a pest controller. Cats and dogs also keep rodents away.


Birds eat the worms, insects, and grubs in the soil. Larger birds, however, can damage your lawn while hunting for food. Birds are best for your yard as they help control the insect population and only make small holes in the ground.

Small holes in lawn overnight Reasons


It’s common among dogs to dig holes in your yard. Digging holes is disruptive behaviour they engage in if they are left alone for too long or when bored. Dogs dig big holes which need to be filled with soil.

How To Fill Small Holes in Lawn?

Now that you know the primary reasons behind the holes in your yard, the next step involves fixing the situation. The method you choose to cover these holes will depend on the number of holes and their sizes. 

If it’s only one or two holes that your children or dog have dug, get some topsoil and manually cover the hole. Press down the topsoil harder. Then take some loose soil on the crevices all over your lawn. In some cases, if the holes are too big, they might damage your lawn. In such cases, you will have to level the holes. 

How To Fill Small Holes in Lawn: step by step guide

Pry the sunken grass with a flat shovel and cut the sunken area into square 1-foot sods. Then fill the holes with topsoil and replace the grass sods before you press down with your foot. However, if the damage is significant and cannot be handled using the methods here, you may have to start reworking your garden from scratch. 

You May Also Find Useful: How To Turn Yellow Grass Green

Frequently Asked Questions (FAQs)

What Makes 2-inch holes in the ground?

Most often, squirrels and chipmunks make 2 inches holes in the ground.

What does a rat hole look like?

The entrance to a rats’ burrow is typically 2-4 inches wide. Active burrows have smooth walls, and the dirt is hard-packed. These caves are characterized by loose dirt fanning out of the entrance. You will also not find debris and spider webs in the active burrows.

What does a snake hole look like in the grass?

Snake holes are embedded in grass, dirt, and sand under sticks and logs. Snake hole openings are circular, but the diameter range varies based on the depth and size of the snake. You might find snakeskin and feces near the snake holes in your yard.

What bugs make holes in the ground?

A wide range of bugs digs holes in the ground. Some common ones are ground bees, any species, predatory bugs, and immature insects.


There are numerous reasons for small holes in lawn overnight. The most common reasons are earthworms or insects, and snakes are the most unlikely options. However, pests like earthworms aerate the soil so you can avoid the holes they make in the ground.

But some animals, like rodents, populate quickly and can damage your vegetation. Thus, deciding on an action course is essential. But even before you do any of that, it’s important to identify the reasons behind these holes, and we hope this article helps you with that. 

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top