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How To Get Rid of Roaches in Garage

Cockroaches In The Garage

You’ve just seen a roach in your garage. This is the last thing you want to deal with, especially since it’s the middle of winter and you’re not exactly sure how to get rid of roaches in the garage.

Just seeing one roach makes most people feel disgusted and panicked. Not only are they unsightly, but they can also be dangerous if they start infesting your home. So, how will you get rid of roaches in the garage?


To ensure that you have ultimately got rid of roaches in the garage, it is essential to take preventative measures:

  • Make sure all cracks and crevices in walls and floors are sealed.
  • Regularly vacuum any food crumbs and debris in the garage and any furniture or carpeting.
  • Clean up spills immediately and wipe down surfaces often.
  • Check all boxes that are brought into the garage for any signs of cockroaches.
  • Reduce the amount of clutter in the garage and regularly take out the trash to keep roaches from nesting.
  • Use insecticides to kill any remaining cockroaches, and follow all instructions on the label carefully.

We understand how frustrating this can be, so we’ve put together a guide on removing roaches in the garage. Our guide is simple, easy to follow, and, best of all, it works! So, let’s get started.

Signs Of Roaches In The Garage

Having cockroaches in your garage can be a menace. Knowing what signs to look for can help you identify an infestation and take action quickly to eliminate them. Here are some signs that could indicate a roach problem in your garage:

1. Rusty Smell

Rusty Smell

Since roaches release a pungent, musty odor, a strong, rusty smell is one of the first signs that you may have an infestation in your garage. This is the result of roach droppings and secretions from the glandular pores that are located on their body.

As they move around in your garage, they leave behind these secretions, creating a smell that can be difficult to ignore.

2. Poop Or Droppings

Poop Or Droppings

Another sign that you may have roaches in your garage is droppings or poop. Roach droppings have small cylindrical shapes and can range from black to brown.

In some cases, they may even appear as dark specks. If you notice a buildup of droppings in your garage, this may be an indication that you have a roach problem.

3. Roaches’ Skin And Dead Roaches

Dead Roach

As roaches shed their skin during molting, they leave empty shells that indicate an infestation in your garage. In addition, you may even find dead roaches, which can signify an infestation in your home.

4. Chewed Items

Damaged Cardboards

Another indication that you may have a roach infestation is the presence of chewed items in the garage.

Roaches are attracted to cardboard, paper, and other materials they can use to build nests or hide. If you notice that any of these items have been chewed up or damaged, it could be a sign of roaches.

5. Egg Cases

Roach Egg Cases

Roach egg cases, also known as oothecae, are a common sign of roaches in the garage. These cases are small and brown, and they look like clusters of seeds or grains. They can be found in dark corners and crevices, along baseboards, and behind furniture.

If you suspect your garage is infested with roaches, it’s essential to take action immediately. Roaches can cause serious health issues and spread diseases, so it is essential to eliminate them as soon as possible.

Why Are There Cockroaches in My Garage?

Cockroaches are resilient pests that often find their way into homes and garages. Understanding the causes of cockroaches in your garage can help you identify and eliminate them quickly and effectively.

Here are the leading causes of roaches in your garage:

1. Habitats


Garages provide an ideal living space for cockroaches. They are often dark, damp, and out of sight, making them perfect for hiding from predators and other threats.

In addition, they offer the ideal breeding ground for cockroaches, as they can find damp areas to lay their eggs and other places sheltered from the elements.

2. Food Sources


Cockroaches are scavengers, meaning they will search for any available food sources in the environment.

A garage is no exception, as it can provide a variety of tasty treats to hungry cockroaches, including pet food, bird seed, and even scraps from cars or gardening.

In addition, moist conditions in a garage can create the perfect environment for mold and mildew to grow, which further draws cockroaches into the area.

3. Debris

Trash And Wood In The Garage

Garages often accumulate debris such as wood, cardboard, and paper, which can provide food sources and harborage for cockroaches.

Without regular cleaning, the presence of this debris can provide a perfect environment for cockroaches to breed and thrive.

4. Lack Of Cleanliness

Dirty Garage

Cockroaches are attracted to areas that are not regularly cleaned. Often neglected in regular cleaning routines, garages can become breeding grounds for cockroaches if they remain dirty and cluttered.

5. Lack Of Activity

Garage With Low Activity Levels

Garages with low activity levels also tend to attract cockroaches due to the lack of disturbance from people or animals. This makes it easier for cockroaches to survive and reproduce in these environments.

6. Entry Points


Cockroaches can also enter a garage through cracks and crevices around windows, doors, and other openings. Once inside, they can quickly spread throughout the area if left unchecked.

In addition, cockroaches often enter garages searching for food, water, or shelter from extreme temperatures or windy conditions.

Ways To Get Rid Of Roaches In Garage

Getting rid of roaches is a challenging task. However, there are a few effective ways to eliminate roaches from your garage:

1. Identify the Type of Roaches

Different Roaches

The first step in getting rid of roaches is identifying the type of roach present. Different species of roaches require different treatment plans.

For example, German cockroaches are more likely to live indoors and are easier to treat than outdoor species like American cockroaches. Identifying the species can help you develop the most effective treatment plan.

2. Toss Out Papers And Boxes

Piles Of Old Newspapers

One of the first things to do when trying to get rid of roaches in a garage is to toss out any boxes, paper, or old newspapers lying around. Roaches are drawn to these items since they offer protection and food sources. Throwing them away is an important step in getting rid of the roaches.

3. Eliminate Moisture Sources

Leaky Pipe

One of the essential steps in removing roaches is eliminating moisture sources in your garage.

Roaches need a moist environment to survive and breed, so reducing or eliminating these areas will help reduce their numbers.

Check for standing water or leaky pipes, and keep your garage dry and clean.

4. Rinse Out Recyclables

Soda Can

Any recyclable materials in the garage, such as soda cans or plastic bottles, should be thoroughly rinsed out before being stored.

Roaches love to get into these items and feed on any leftover residue. Make sure to rinse them out to remove any food sources for the roaches.

5. Use Sprays Or Foggers


There are various types of insecticides available on the market that are specifically designed to eliminate roaches. These can be used as a spray or a fogger, filling the garage with an insecticide mist and helping kill the roaches.

6. Use Traps Or Baits

Sticky Trap For Cockroaches

Traps are a great way to catch roaches in your garage. Different traps are available, including sticky traps, glue boards, and electric traps.

If you prefer less visible solutions, you can use bait stations to attract and kill roaches. Baits usually contain insecticides, but there are also non-toxic baits available.

7. Clean Up Debris

Messy Garage

Removing any clutter or debris from your garage will help reduce the chances of a roach infestation.

Roaches hide in dark, damp areas that are cluttered, so keeping your garage clean and organized can deter them from making it their home.

8. Call An Exterminator


If all else fails, calling in a professional exterminator may be best. An exterminator has the knowledge and experience necessary to eliminate any garage roaches effectively. They can also advise on how to keep them from coming back.

Following the above steps ensures that your garage will be free from roaches and other pests. With time and effort, it is possible to get rid of these insects and ensure they don’t come back.

How To Prevent The Entry Of Roaches In Garage

It is essential to take preventive measures to reduce the chances of a roach infestation in the garage. Regularly cleaning and inspecting the area can help to identify potential problems before they become serious.

Here are some preventive measures to keep roaches away from your garage in the future:

1. Seal Up Cracks And Gaps

Man Holding A Silicone-Based Sealant

Sealing up any cracks or gaps in the garage’s walls, doors, windows, or foundations will help keep roaches out.

Make sure to use a silicone-based sealant specifically designed to keep roaches out. This will help prevent new roaches from entering your garage and make it more difficult for existing ones to hide.

2. Clean And Store Properly

Covered Bins

One of the best ways to keep roaches out of your garage is by keeping it tidy and clean. Take a few minutes each day or week to sweep up dirt, debris, and food crumbs that might attract roaches.

Also, ensure any items you store in your garage are kept in sealed containers or bins, preferably with an air-tight lid. This will prevent roaches from getting into the items and nesting inside them.

3. Use Natural Repellants

Peppermint Essential Oil

Many natural repellents can be used to keep roaches away from the garage. Essential oils such as peppermint, tea tree, and eucalyptus can be diffused in the area or mixed with water to create a spray. You can also place citrus peels and cloves around the garage’s perimeter to repel roaches.

4. Inspect Often

Woman Cleaning The House

The best way to keep roaches out of your garage is to inspect it often and look for signs of an infestation.

Check around corners, under shelves, and in any cracks or crevices. If you see any roaches or droppings, it’s important to act quickly before the problem becomes worse.

5. Have a Regular Pest Control

Pest Control Service

Hiring a professional pest control service is a good idea if you’re worried about roaches in your garage and want to prevent an infestation. They can come in and spray for roaches regularly, as well as inspect the area for any potential problems that could attract them.


If you have a roach problem in your garage, there are a few things you can do to get rid of them. First, make sure to clean up any food or water sources that they may be attracted to. Next, set out bait stations or roach traps around the perimeter of your garage.

Finally, seal up any cracks or crevices where roaches can enter. By taking these simple steps, you can quickly eliminate your roach problem and prevent them from returning.

Frequently Asked Questions

Can Cockroaches In Your Garage Spread All Over Your House?

Yes, cockroaches in your garage can spread all over your house. This is because cockroaches are great travelers and can quickly move from place to place.

The most common way for them to spread is through cracks and crevices in walls and floors. If there are any openings between the garage and the rest of your home, they can easily find their way in and spread to other areas.

Do Roaches Fly?

The wings of cockroaches enable flying. However, many species prefer to crawl instead of flying, and only mature male insects have fully developed wings that can be used for flight. American cockroaches can fly but rarely do it because they prefer crawling around surfaces.

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