How to Keep Moles Away from Your Lawn with Effective Barriers

Gazing out over a perfectly manicured lawn can be a source of pride for homeowners. However, the sight of molehills marring the pristine expanse can turn that pride into frustration. Moles may be cute, but they can cause significant damage to your turf. So, how do you keep these subterranean pests from ruining your beautiful lawn? The answer lies in creating effective mole barriers. In this article, we’ll explore the various approaches and best practices for keeping moles out of your lawn, as well as some DIY projects for building your own mole barrier. By the end, you’ll have the knowledge and skills to maintain a mole-free lawn that you can truly take pride in.

Understanding Moles and Lawn Damage

Understanding Moles And Lawn Damage
As gardeners, few things are more frustrating than finding unsightly mounds of dirt littering a beautiful lawn. Unfortunately, such damage is often the handiwork of moles. Moles are fascinating creatures that are often misunderstood, but their digging and tunneling habits can wreak havoc on lawns and gardens alike. In this section, we will explore what moles are, why they invade lawns, and the ways in which their activity can cause damage to your property. Understanding these details is crucial for effectively developing a mole barrier that will keep these critters at bay. For natural repellent plants that can help prevent mole damage to your garden, check out our article on nat-deter-moles-plants.

What Are Moles and Why Do They Invade Lawns?

Moles are small burrowing mammals that can cause significant damage to lawns and gardens. They are commonly found throughout North America and Europe, and their feeding and tunneling activity can leave unsightly mounds of earth on the surface of lawns. Moles typically feed on insects and earthworms, which they locate using their highly sensitive sense of touch and smell.

Mole invasions can be frustrating for homeowners, as these creatures can quickly become a nuisance if not dealt with swiftly. One reason moles may invade lawns is due to the presence of their preferred food source: earthworms. Lawns with a high population of earthworms are likely to attract moles. Additionally, moist soil and thick grass provide an ideal environment for moles to tunnel and burrow.

It’s important to note that not all mole activity is detrimental to lawns and gardens. In fact, moles play an important role in ecosystem health, as their burrowing activity helps to aerate soil and distribute organic matter. However, when their activity becomes excessive, it can cause significant damage to lawn and plant roots.

There are several key signs that indicate mole activity on your lawn. These include raised mounds of earth, which indicate the location of burrows, as well as surface tunnels that may be visible on the surface of the lawn. It is important to monitor mole activity regularly in order to take preventative measures before damage occurs.

If you are dealing with a mole invasion, there are several natural methods for deterring moles that can help keep your lawn healthy and beautiful. These include using natural repellent plants such as garlic and marigolds, constructing underground fences, or using coffee grounds to exclude moles from your yard. To learn more about natural mole deterrence, check out our article on 10 Natural Ways to Keep Moles Out of Your Garden.

How Do Moles Damage Lawns?

Moles are burrowing rodents that live underground, feeding on insects and grubs in the soil. While they may not intentionally target your lawn and garden, their activities can cause serious damage to your outdoor space. Let’s take a look at how moles damage lawns:

Type of Damage Description
Tunnels Moles dig tunnels just below the surface of the soil. This damages the roots of grass and plants and upends the soil, making it difficult for plants to grow properly. The tunnels can also create tripping hazards for people and pets.
Mounds As moles dig their tunnels, they push up mounds of dirt that can be unsightly and get in the way of lawn maintenance. These mounds can also interfere with mowing and other activities on your lawn.
Drying Out of Soil As moles dig tunnels and upend soil, they can cause soil to dry out more quickly, especially during hot and dry weather. The drying out of the soil can lead to plant damage and wilting.
Root Damage Moles feed on insects and grubs that live in the soil, but they may also damage the roots of your lawn and garden plants in their quest for food. This can cause plants to die or become weakened.

Preventing moles from invading your lawn is essential for maintaining a healthy outdoor space. In the next section, we will explore some proven methods for creating a mole barrier. You can also try using natural repellents such as garlic, marigolds, or coffee grounds to keep moles at bay.

Mole Barriers: Approaches and Best Practices

Mole Barriers: Approaches And Best Practices
When it comes to protecting your lawn from mole damage, various approaches and best practices can be adopted to create mole barriers. These methods can range from physical barriers to landscaping techniques, chemical repellents, and natural deterrents. In this section, we will explore different strategies for deterring moles from invading your lawn, as well as the most effective practices for each approach. By implementing these methods, you can keep your lawn healthy and beautiful all year round. You can also use natural repellent plants, like those discussed in our previous section (using plant bulbs to make your lawn mole-free), as one of the mole barrier approaches.

Fencing and Netting Techniques for Keeping Moles Out

Fencing and Netting Techniques for Keeping Moles Out:

Fencing and netting techniques can be effective in keeping moles from invading and damaging lawns. Here are some strategies you can implement:

  • Underground Fencing: One effective technique is installing an underground fence around problematic areas of the lawn. Dig a trench around the perimeter of the area and insert a metal barrier that extends at least two feet below the surface. This can be made from materials like galvanized hardware cloth or mesh wire. Cover the trench and you have a barrier that keeps moles out. For a step-by-step guide for an electric fencing system, consult with a professional.
  • Netting: Netting is another effective technique that prevents moles from burrowing into the soil. However, it should be noted that netting needs to be installed prior to planting, as it can inhibit root growth. Simply cover the soil with a layer of netting and anchor it in place. The netting should be buried two inches below the surface and extend above the ground by at least a foot.
  • Aluminum Foil: Some gardeners also swear by lining the perimeter of their gardens with aluminum foil to deter moles. To do this, simply attach sheets of foil to stakes and place them in the ground. The light will reflect off of the foil, confusing and scaring the moles away from the area. An additional benefit to this technique is that it will also ward off other pests like birds and rodents.

Remember to plan carefully where to place your barriers and take the time to install them correctly. This will help ensure their long-term effectiveness in keeping pesky moles from harming your lawn.

Landscaping and Garden Design Strategies for Preventing Mole Damage

Creating a mole barrier can be done through various approaches including landscaping and garden design strategies. These strategies can be implemented in a number of ways to prevent mole damage and keep them away from your lawn. Here are some tips on how to create a mole-resistant environment through landscaping and garden design:

Tip Description
Use Raised Beds One of the best ways to keep moles out of your garden is to use raised beds. This method is highly effective as it creates an above-ground barrier that moles cannot dig through.
Plant Deep-Rooted Plants Deep-rooted plants are more difficult for moles to displace as they have a more substantial root system. By planting such plants in your garden, you can create a more stable and lasting environment that will be less attractive to moles.
Install Pathways Another effective way to prevent mole damage is to install pathways throughout your garden. Moles prefer to burrow in dark and undisturbed areas, and a well-lit area with foot traffic will discourage them from creating burrows in your garden.
Use Dense Ground Cover Dense ground cover such as creeping phlox, ajuga, or potentilla can help to keep moles away by making it more difficult for them to dig through the soil. By covering the soil in your garden with such plants, you can deter moles from burrowing in your lawn.
Keep Soil Moist Moist soil is more difficult for moles to dig through as it is denser and sticks together better. By keeping your soil moderately moist, you can make it harder for moles to create unsightly burrows throughout your lawn.
Remove Food Sources Finally, it’s important to remove any food sources that may encourage moles to burrow in your lawn. This includes grubs, earthworms, and other small insects that moles feed on. By removing these food sources, you can make your lawn less appealing to moles.

By incorporating these landscaping and garden design strategies, you can create a more mole-resistant lawn that requires less maintenance and is less prone to damage. Additionally, by taking a more preventative approach, you may be able to avoid the need for more invasive solutions such as chemical barriers or fencing.

Chemical Barriers and Repellents for Deterring Moles

One popular approach for deterring moles from your lawn is through the use of chemical barriers and repellents. Here are some effective options to consider:

  • Castor oil: This natural ingredient is known for its ability to repel moles. You can create a spray using castor oil and water and apply it to affected areas of your lawn. It’s important to note that it may take a few weeks to see results, as it can take time for the moles to leave the area.
  • Mole repellent granules: These granules can be sprinkled onto your lawn to create a chemical barrier that moles will want to avoid. They typically contain natural ingredients like castor oil, peppermint oil, and garlic oil.
  • Mothballs: While not specifically designed for moles, mothballs have been known to be effective in deterring them. Simply place them in the areas where moles are active, being cautious not to disturb the soil too much in the process.
  • Aluminum phosphide: This chemical is commonly used by professionals for pest control, including mole removal. It’s best used in the hands of a trained expert, as it can be dangerous if not used properly.
  • Smoke bombs: Smoke bombs are another option for deterring moles. They work by filling the tunnels with smoke, which can suffocate the moles. However, it’s important to note that this method can be harmful to other animals living in the area, so it should be used with caution.

When using any type of chemical repellent, it’s critical to read and follow the instructions carefully. Additionally, it’s important to take measures to prevent harm to other wildlife and pets in the surrounding areas. If you’re unsure about how to proceed, it’s always best to seek professional help.

DIY Mole Barrier Projects

Diy Mole Barrier Projects
For those who are willing to roll up their sleeves and take a more hands-on approach, there are several DIY mole barrier projects that can be effective in keeping these pesky critters out of your lawn. These projects range from building underground fences to installing raised bed gardens, and even using natural repellent plants to create a mole-resistant barrier. While these projects may require some effort and skill, they can be a fun and rewarding way to protect your lawn from mole damage. Let’s explore some of the best DIY mole barrier projects and how you can go about creating them.

Building an Underground Fence to Keep Moles Out

One effective way to keep moles from invading your lawn is to build an underground fence. This type of barrier can take some time and effort to install, but it can be very effective in keeping moles at bay. Here are the steps to build an underground fence:

  1. Prepare the area: Before you begin building your underground fence, prepare the area by removing any rocks or debris from the soil. This will help ensure that the fence is installed properly and will function as intended.
  2. Mark the perimeter: Next, use stakes and string to mark the perimeter of the area you want to protect. This will help you determine how much fencing material you will need.
  3. Install the fencing: Use a shovel or trenching tool to dig a trench around the perimeter of your marked area. The trench should be about 1 to 2 feet deep and 6 inches wide. Once the trench is dug, lay the fencing material in the trench, making sure it extends above ground level by at least 6 inches.
    • Choose a fencing material that is appropriate for your soil type and landscape design. Common options include mesh wire, hardware cloth, or plastic barriers. Mesh wire or hardware cloth with small openings (1/4 inch) are recommended to prevent moles from squeezing through.
    • The fencing material should be buried deep enough to prevent moles from digging under, and also extend above ground level to prevent them from climbing over the top.
  4. Secure the fence: Once the fencing material is in place, use U-shaped landscaping staples or metal wire to secure it in the trench. This will help prevent it from shifting or becoming exposed over time.
  5. Backfill the trench: Finally, fill in the trench with soil and pack it down firmly. This will help ensure that the fence stays in place and is effective in keeping moles out of your lawn.

Remember, building an underground fence can take some time and effort, but it can be a very effective way to keep moles away from your lawn. Be sure to choose appropriate fencing materials, and follow proper installation procedures to ensure that your barrier is effective over time.

Installing a Raised Bed Garden to Protect Your Lawn from Mole Damage

One effective approach to creating a mole barrier is to install a raised bed garden in your lawn. This strategy involves building a garden bed that sits above ground level, making it more difficult for moles to tunnel into the soil beneath.

Here are the steps for installing a raised bed garden:

  1. Choose the location for your garden bed: Look for an area of your lawn that receives adequate sunlight and has good soil drainage. Avoid areas that are heavily shaded or prone to standing water.
  2. Build the structure of your garden bed: You can use a variety of materials to construct your raised bed, including wood, stone, or brick. Choose a material that will complement the overall aesthetic of your lawn and garden. Be sure to build the bed to a height that will deter moles from tunneling underneath.
  3. Fill the bed with soil: Use high-quality soil that is rich in nutrients and has good drainage. You can purchase soil from a garden center or composting facility, or you can create your own compost from yard waste and kitchen scraps.
  4. Plant your garden: Choose plants that are well-suited to the growing conditions in your area. Consider using plants that are naturally resistant to pests and diseases, as these may be less attractive to moles. Some examples of mole-resistant plants include daffodils, alliums, and fritillarias.
  5. Maintain your garden bed: Regular maintenance is essential for keeping your raised bed garden healthy and attractive. This includes watering your plants regularly, weeding the bed to prevent competition with your plants, and fertilizing the soil as needed.

While a raised bed garden can be an effective way to create a mole barrier, it may not be suitable for all lawns. Be sure to consider the size and shape of your lawn, as well as your existing landscaping and garden design, when deciding whether to install a raised bed garden to protect your lawn from mole damage.

Using Natural Repellent Plants to Create a Mole-Resistant Barrier

Moles dislike the smell and taste of certain plants, which can be used to create a natural mole-resistant barrier around your lawn. Here are some natural repellent plants that you can use to keep moles at bay:

  • Daffodils: The bulbs of the daffodil plant contain a toxin called lycorine, which is poisonous to moles. Planting daffodils around the perimeter of your lawn can help deter moles from entering.
  • Marigolds: These bright, colorful flowers are not only beautiful, but they also emit a strong odor that moles dislike. Planting marigolds around your lawn can help keep moles away.
  • Fritillaries: Like daffodils, fritillaries contain toxins that are harmful to moles. Planting fritillaries around your lawn can help deter moles from entering.
  • Caper Spurge: This plant, also known as Euphorbia lathyrus, produces a milky sap that is toxic to moles. Planting caper spurge around the perimeter of your lawn can help keep moles away.
  • Crown Imperials: These tall, colorful plants have a strong odor that moles find unpleasant. Planting crown imperials around your lawn can help deter moles from entering.
  • Alliums: These plants, which include onions, garlic, and leeks, have a strong smell that moles dislike. Planting alliums around your lawn can help keep moles away.
  • Castor Beans: The seeds of the castor bean plant contain a toxin that is harmful to moles. Planting castor beans around the perimeter of your lawn can help keep moles away.

Keep in mind that some of these plants may be toxic to pets or humans if ingested, so be sure to research them thoroughly and take appropriate precautions. Planting a mix of these repellent plants around your lawn can help create a natural barrier that is both beautiful and effective at keeping moles away.

Maintaining Your Mole Barrier

As with any other protective measure, maintaining your mole barrier is crucial for long-term effectiveness. It is essential to regularly inspect, upgrade, and repair any damaged parts of the barrier to ensure that moles cannot breach it. In this section, we will delve into the best practices for keeping your mole barrier in top shape, as well as how to identify when maintenance or upgrades are necessary. By following these guidelines, you can confidently enjoy your lawn and garden with peace of mind that your mole barrier is working effectively to keep these pests at bay.

Best Practices for Keeping Your Mole Barrier Effective Over Time

Maintaining your mole barrier is crucial to keeping moles away from your lawn. Here are some best practices to ensure that your barrier remains effective over time:

  • Regular inspection: Inspect your barrier regularly, at least once a month, to check for any damage or signs of mole activity. This will help you catch any issues early and prevent them from becoming a major problem.
  • Repair any damage: If you notice any damage or wear and tear on your barrier, repair it as soon as possible. Even small gaps or holes can be an invitation for moles to enter your lawn.
  • Keep your lawn healthy: A healthy lawn is less attractive to moles, so make sure to fertilize, water, and mow your lawn on a regular basis.
  • Trim back vegetation: Moles are attracted to areas with dense vegetation, so keep trees, shrubs, and other plants trimmed back from your lawn.
  • Stay vigilant: Keep an eye out for any signs of mole activity, such as raised tunnels or mounds of soil. If you notice any signs, take action immediately to prevent further damage.
  • Consider alternative methods: If your mole barrier is not working effectively, consider alternative methods such as traps or professional pest control.

By following these best practices, you can ensure that your mole barrier remains effective over time and keep your lawn looking healthy and beautiful.

How to Tell If Your Barrier Needs Maintenance or Upgrades

As with any protective barrier, it’s important to monitor and maintain your mole barrier to ensure it remains effective. Here are some signs that your barrier may need maintenance or upgrades:

  1. Presence of mole tunnels: If you start noticing mole tunnels appearing in your lawn, it could be a sign that your barrier has been compromised or is no longer effective. Check the integrity of any fencing or netting, and consider reinforcing it if necessary.
  2. Invasion of moles: If moles start appearing within your lawn despite your barrier, it’s possible that there are gaps or weak spots in your barrier. Take a closer look at your fencing or netting and make any necessary repairs or upgrades.
  3. Damage to plants: If you notice plants within your barrier being uprooted or damaged, it’s possible that moles are finding a way to get through. Inspect your barrier for any signs of damage or gaps and take action accordingly.
  4. Mounds of dirt: If you see mounds of dirt on top of or next to your barrier, it’s possible that moles are digging underneath it. Check for any weak spots or gaps and reinforce your barrier as needed.
  5. Dislodged items: If items such as rocks or paving stones that were placed on top of your barrier to reinforce it start becoming dislodged, it’s possible that moles are finding a way to get through. Check the integrity of your barrier and make any necessary repairs or upgrades.

Regular maintenance and vigilance are key to keeping your mole barrier effective over time. By monitoring your barrier and taking action when necessary, you can help ensure that your lawn remains free of unwanted mole damage.


After following the steps and techniques outlined in this article, you should be well on your way to creating a robust and effective mole barrier for your lawn. By understanding the habits and behavior of moles, as well as their impact on your lawn, you can take proactive measures to prevent and mitigate any damage they might cause.

Remember, there are many different strategies and approaches you can take to create a mole-resistant barrier. Whether you opt for natural solutions like raised bed gardens or chemical repellents, or combine multiple techniques for a comprehensive approach, the key is to stay vigilant and proactive in maintaining your mole barrier over time.

To ensure the continued effectiveness of your mole barrier, be sure to regularly assess its performance and make any necessary updates or upgrades. By staying attuned to the signs of mole activity and implementing the best practices outlined in this article, you can enjoy a beautiful and healthy lawn free from the damage and destruction caused by moles. So get started today and take the first steps toward protecting your lawn from these pesky garden invaders!

Frequently Asked Questions

What are some natural ways to deter moles from my lawn?

Planting daffodils, marigolds, alliums, and other plants with strong smells can help deter moles. You can also try sprinkling castor oil or a mixture of cayenne pepper and garlic powder around your lawn.

Can flooding the tunnels of moles be an effective way to get rid of them?

No, flooding the tunnels can actually make the mole problem worse. Moles will simply dig deeper and create more tunnels, causing even more damage to your lawn.

Are there any downsides to using chemical mole repellents?

Some chemical mole repellents can be harmful to pets and other animals. Additionally, it may take several applications for the repellent to be effective, and they can be costly.

Can ultrasonic devices keep moles away from my lawn?

While ultrasonic devices have become popular for deterring other pests, there is no evidence that they are effective in deterring moles.

How deep should I bury my underground fence to keep moles out?

Moles typically tunnel between 6-12 inches below the surface, so you should bury your fence at least 12 inches deep to ensure it is effective.

What are some common signs that I have a mole problem?

You may notice raised ridges or tunnels in your lawn, as well as areas where the grass has been uprooted. You may also see small mounds of dirt on your lawn or around the perimeter of your home.

Can I use mothballs to deter moles?

No, mothballs are not effective in deterring moles and can be harmful to pets and other animals.

Do moles hibernate during the winter months?

No, moles remain active year-round and continue to cause damage to lawns and gardens during the winter months.

Can I trap moles myself or should I hire a professional?

While it is possible to trap moles yourself, it can be difficult to do so effectively. Hiring a professional pest control company may be the best option for removing moles from your lawn.

What should I do if I still have a mole problem after implementing a barrier?

If you still have a mole problem after implementing a barrier, you may need to re-evaluate the effectiveness of your barrier or consider hiring a professional pest control company to remove the moles from your lawn.