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How to Use Diatomaceous Earth for Bed Bugs in Your Car

  • Writer: Andy Hemmer
    Andy Hemmer
  • Mar 26
  • 3 min read

Updated: Apr 2


car in driveway infested with bed bugs

If you've discovered bed bugs in your car, you're likely looking for an effective, safe, and affordable way to get rid of bed bugs within it. One excellent option is diatomaceous earth (DE), a natural, chemical-free powder that's highly effective against bed bugs. In this guide, we'll explore exactly how to use diatomaceous earth for eradicating bed bugs once and for all.



 


What is Diatomaceous Earth?

diatomaceous earth

Diatomaceous earth is a fine powder made from the fossilized remains of tiny aquatic organisms called diatoms. It works mechanically by cutting through the exoskeleton of bed bugs and dehydrating them, making it a non-toxic and environmentally friendly pest control solution to help prevent bed bugs from infesting your car.



 


Step-by-Step Guide: How to Use Diatomaceous Earth For Bed Bugs in Your Car

vacuuming bed bugs our of the inside of a car

Step 1: Clean Your Car

Begin by thoroughly vacuuming your car to remove as many live bed bugs, eggs, and debris as possible. Pay special attention to seams, cracks, under seats, floor mats, and seat crevices where bed bugs would hide and shed skin. With cleaning, we also advise you to do some steam cleaning with a steam cleaner. The heat will kill any bed bugs caught in its path.


Step 2: Apply Diatomaceous Earth

Wearing a mask to avoid inhalation, sprinkle a thin, even layer of diatomaceous earth around the interior of your car, focusing on areas bed bugs typically hide:


  • Seat seams

  • Underneath and around seat cushions

  • Carpet edges

  • Under floor mats

  • Trunk spaces


Use a small brush or applicator to push the DE into tight spaces and crevices where bugs hide.


Step 3: Let It Sit

Allow the diatomaceous earth to remain in place for at least 48-72 hours. The longer the powder remains undisturbed, the more effective it will be at dehydrating and killing bed bugs.


Step 4: Vacuum Thoroughly

After letting the DE sit for the required amount of time, vacuum your car again carefully. Be sure to focus hard on any crack and crevice you can find. Dispose of the vacuum bag or empty the vacuum container outdoors immediately to prevent re-infestation. When removing bed bugs from the car, be sure to place them in sealed plastic bags and dispose of them immediately.


Step 5: Inspect and Repeat if Needed

Inspect your car closely for any remaining signs of bed bugs. If necessary, repeat the entire process after several days to ensure all pests are eliminated and that you effectively deal with bed bugs.



 


Tips for Effective Application


  • Always use food-grade diatomaceous earth, as it's the safest and most effective type.


  • Be cautious not to apply too thickly; a light dusting is sufficient.


  • Avoid moisture, as diatomaceous earth loses effectiveness when wet.



 


Safety Precautions


While DE is non-toxic, it can be irritating if inhaled or exposed to the eyes. Always wear a mask and gloves when applying diatomaceous earth, and ensure good ventilation during application and cleanup.


By carefully following these steps, you can successfully use diatomaceous earth to eliminate bed bugs from your car, ensuring a safe, bug-free ride.



 


Conclusion


Using diatomaceous earth is a safe, effective, and budget-friendly bed bug treatments for your car or even your home. With patience and proper application, you'll be able to reclaim your vehicle and drive comfortably again. Remember to regularly inspect your car to prevent future infestations, ensuring a stress-free driving experience.




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