How to Get Rid of Roaches in Your Dishwasher

Are you frustrated with finding roaches in your dishwasher? Dealing with these unwanted pests can be both unsightly and unhygienic. In this guide, we’ll walk you through effective methods to eliminate roaches from your dishwasher and prevent them from coming back. Say goodbye to those pesky intruders and maintain a clean and pest-free kitchen.

Finding cockroaches in your dishwasher can be unsettling, but with the right strategies, you can reclaim your kitchen and restore peace of mind. These resilient insects are drawn to warm and moist environments, making your dishwasher an ideal hiding spot.

Why Are Roaches Attracted to Dishwashers?

Roaches are attracted to the damp and food residue-rich environment that dishwashers provide. They can find sustenance from the leftover food particles on dishes and the warmth from the dishwasher’s motor.

Signs of Roach Infestation in Your Dishwasher

Detecting a roach infestation in your dishwasher may involve spotting droppings, egg casings, or even seeing the roaches themselves scurrying around when you open the dishwasher door.

Removing Roaches from Your Dishwasher

Step 1: Empty Your Dishwasher

Start by removing all dishes and racks from the dishwasher. This provides clear access for cleaning and applying pest control measures.

Step 2: Clean Thoroughly

Thoroughly clean the dishwasher’s interior using a mixture of warm water and mild soap. Pay attention to crevices, seals, and corners where roaches might hide.

Step 3: Use Roach Baits

Strategically place roach baits near the dishwasher, focusing on areas where you suspect roach activity. These baits are designed to attract and eliminate roaches effectively.

Step 4: Seal Entry Points

Inspect your kitchen for potential entry points that roaches might be using. Seal cracks, gaps, and crevices to prevent their easy access.

Preventing Future Infestations

Maintaining a roach-free dishwasher requires consistent effort:

  • Regular Cleaning: Clean your dishwasher regularly to remove food residues that attract roaches.
  • Proper Food Storage: Store food in airtight containers to deprive roaches of potential food sources.
  • Fixing Leaks and Moisture Issues: Roaches thrive in moist environments. Fix any leaks to eliminate their preferred conditions.
  • Regular Pest Inspections: Schedule routine pest inspections to catch infestations early.

Natural Remedies to Repel Roaches

Certain natural remedies can help repel roaches from your dishwasher:

  • Peppermint Oil: Roaches dislike the smell of peppermint. Mix peppermint oil with water and spray the solution around your dishwasher.
  • Boric Acid: Create a boric acid paste and apply it in corners and crevices where roaches hide.
  • Diatomaceous Earth: Sprinkle diatomaceous earth around the dishwasher. This natural powder damages roaches’ exoskeletons.

When to Call a Professional Exterminator

If your roach problem persists despite your efforts, it’s time to call in professionals. They have the expertise and tools to effectively eliminate roaches and prevent future infestations.


A roach-infested dishwasher can be a real nuisance, but by following these steps and preventive measures, you can take back control of your kitchen. Regular cleaning, targeted treatments, and proper maintenance will help you keep these unwelcome guests at bay.


Are roaches dangerous to have in the kitchen?

Roaches can carry diseases and allergens, posing health risks to humans.

Can I use bleach to clean my dishwasher after a roach infestation?

While bleach can be effective for cleaning, it might not eliminate roach infestations entirely. Use it as a part of a comprehensive cleaning routine.

Do roach baits really work?

Yes, roach baits are designed to attract roaches and eliminate them at the source.

Is professional pest control worth it?

If you’ve tried various methods without success, professional pest control can be a highly effective solution.

How often should I schedule pest inspections?

It’s recommended to have pest inspections at least once a year, even if you don’t have an active infestation, to catch issues early.

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