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How to Get Rid of Cockroaches: A Comprehensive Guide

Cockroaches are among the most resilient pests, capable of thriving in various environments and quickly becoming a nuisance in homes, kitchens, cars and other spaces. Getting rid of them requires a multi-faceted approach.

In this guide, we’ll cover everything you need to know about how to get rid of cockroaches, prevent their return and maintain a pest-free environment.

Understanding Cockroaches

Before diving into the extermination methods, it’s essential to understand what attracts cockroaches and their habits. Cockroaches are drawn to food, moisture, and shelter. They are nocturnal, meaning they are most active at night. Knowing these details will help create an effective strategy for getting rid of them.

Identifying Different Types of Cockroaches

Different types of cockroaches may require slightly different approaches to control. In Australia, common types include:

  • German cockroaches : Smaller and more common in kitchens and bathrooms.
  • Australian cockroaches : Larger than German cockroaches and often found outdoors but can enter homes.
  • American cockroaches : Larger and often found in dark, moist areas like basements and drains.
  • Oriental cockroaches : Often found in damp areas like sewers and drains.

How to Get Rid of Cockroaches in Your Home

1. Sanitation

Good sanitation is the first step in how to get rid of cockroaches in the house. Cleanliness deprives them of food and water, preventing them from returning to your home.

  • Keep food sealed : Store food in airtight containers and avoid leaving food (even pet food) out overnight.
  • Clean regularly : Sweep, mop, and vacuum floors regularly to remove crumbs and spills.
  • Empty trash : Dispose of garbage regularly and use a sealed trash can.
  • Fix leaks : Repair any plumbing leaks to reduce moisture, which attracts cockroaches.

2. Exclusion

Keeping your home free of pests is essential. Here’s how to stop cockroaches getting into your house:

  • Seal cracks and gaps : Use caulk to seal cracks and crevices in walls, around windows, and doors.
  • Install door sweeps : Place door sweeps on exterior doors to block entry points.
  • Screen vents : Ensure that vents and other openings are screened.

3. Baiting and Trapping

How to prevent cockroaches from spreading? They can be effectively reduced by using baits and traps. Make sure to place the traps in areas where the pests are likely to go, such as along baseboards and under sinks.

  • Gel baits : Apply gel baits in cracks and crevices where cockroaches hide.
  • Bait stations : Place bait stations in areas of high activity.
  • Sticky traps : Use sticky traps to monitor and catch cockroaches.

4. Chemical Treatments

When dealing with large infestations, chemical treatments may be necessary. Here’s how to get rid of small cockroaches:

  • Residual sprays : Apply residual insecticides in areas where cockroaches hide.
  • Dusts : Use insecticidal dusts in voids and cracks.

5. Professional Pest Control

For severe infestations, it may be best to hire a professional pest control service. Drymaster offers comprehensive pest control services to ensure your home is cockroach-free. For more information, check out our pest control services on the Gold Coast .

How to Get Rid of Cockroaches in Specific Areas


Kitchens are a hot spot for cockroaches due to the abundance of food and water. Here’s how to get rid of cockroaches in the kitchen permanently:

  • Clean appliances : Clean under and behind appliances regularly.
  • Store food properly : Use airtight containers for food storage.
  • Fix leaks : Repair any leaks to eliminate moisture.


Bathrooms provide moisture and shelter. Here’s how to remove cockroaches from your home’s bathrooms:

  • Fix plumbing : Repair any plumbing leaks.
  • Ventilation : Use exhaust fans to reduce humidity.
  • Seal cracks : Seal gaps around pipes and fixtures.


Cockroaches can infest vehicles, especially if food and drinks are left inside. Here’s how to get rid of cockroaches in the car:

  • Clean regularly : Vacuum and clean the interior frequently.
  • Remove food : Minimise eating in the car and remove any food scraps immediately.
  • Use traps : Place sticky traps under seats and in the boot.

Natural Remedies for Cockroach Control

If you prefer to avoid pesticides, here’s how to get rid of cockroaches naturally:

  • Boric Acid : Sprinkle boric acid in areas where cockroaches travel.
  • Diatomaceous earth : Use food-grade diatomaceous earth as a natural insecticide.
  • Essential oils : Certain essential oils, like peppermint and eucalyptus, can repel cockroaches.

Prevention Tips

Preventing a cockroach infestation is easier than dealing with an existing one. Here’s how to keep cockroaches away:

  • Regular cleaning : Maintain a clean home to reduce attractants.
  • Seal entry points : Ensure doors, windows, and vents are properly sealed.
  • Eliminate moisture : Fix leaks and use dehumidifiers in damp areas.

Dealing with Specific Issues

What Attracts Cockroaches?

Understanding what attracts cockroaches can help prevent them from infesting your home:

  • Food : Crumbs, spills, and uncovered food.
  • Water : Leaks, standing water, and high humidity.
  • Shelter : Clutter and debris that provide hiding places.

What Do Cockroaches Hate?

Knowing what do cockroaches hate can aid in repelling them:

  • Essential oils : Peppermint, eucalyptus, and lavender.
  • Cleanliness : A clean environment is less attractive to cockroaches.

How to Stop Cockroaches Coming Up Drains

Drains can be entry points for cockroaches. Here’s how to stop cockroaches coming up drains:

  • Use drain covers : Install drain covers to block entry.
  • Clean drains : Regularly clean drains to remove food debris.
  • Seal gaps : Ensure gaps around drain pipes are sealed.

What Kills Cockroaches Instantly?

For immediate results, here are home remedies you can do to kill cockroaches right away:

  • Soapy water : A spray of soapy water can kill cockroaches on contact.
  • Boric acid : Effective when ingested by cockroaches.


Getting rid of cockroaches requires a combination of good sanitation practices, exclusion techniques, and, if necessary, chemical treatments. Regular maintenance and vigilance are key to preventing reinfestation.

For professional help, turn to Drymaster for expert pest control services. Don’t let cockroaches take over your space – act now and reclaim your home. Contact us for a free quote today!


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