22 things to consider when trying to stop carpenter bees from nesting in your home


1. Inspect Property: Regularly inspect for entry points and signs of carpenter bee activity.

2. Seal Openings: Use caulk or wood filler to seal cracks and holes in wooden structures.

3. Paint or Stain Wood: Carpenter bees are less attracted to painted or stained wood.

4. Replace Damaged Wood: Replace any damaged or rotting wood on your property.

5. Treated Wood: Consider using pressure-treated or hardwoods, less appealing to carpenter bees.

6. Hang Woven Fabric: Hang strips of woven fabric near nesting sites as a deterrent.

7. Apply Insecticides: Treat wood surfaces with insecticides labeled for carpenter bee control.

8. Install Screens: Install fine mesh screens over openings to prevent bee entry.

9. Non-Wood Siding: Consider using aluminum or vinyl siding instead of wood.

10. Remove Decaying Wood: Eliminate decaying wood, which attracts carpenter bees.

11. Trim Vegetation: Keep vegetation trimmed to reduce hiding spots for carpenter bees.

12. Citrus-Based Repellents: Spraying citrus-based repellents on wood surfaces may deter bees.

13. Fake Nests: Hang fake nests near nesting sites to discourage bees.

14. Essential Oils: Certain essential oils, like tea tree or eucalyptus oil, may repel bees.

15. Ultrasonic Repellents: Install ultrasonic repellent devices near nesting sites.

16. Deploy Traps: Set up carpenter bee traps to capture and remove adult bees.

17. Consult Professionals: Seek advice from pest control professionals if infestations persist.

18. Educate Yourself: Learn about carpenter bee behavior to better prevent infestations.

19. Regular Monitoring: Inspect your property regularly for signs of bee activity.

20. Maintain Cleanliness: Keep outdoor areas clean to reduce potential nesting sites.

21. Natural Predators: Encourage natural predators like woodpeckers to control bee populations.

22. Persistence: Controlling carpenter bees may require ongoing efforts and persistence.

In 2021, a customer in New London, CT, I once had a persistent carpenter bee problem in my garage. Despite sealing cracks and applying repellents, the bees kept returning. Eventually, they sought professional help, and contacted Petrin’s provided targeted treatments that effectively resolved the issue. It taught me the importance of combining DIY efforts with expert advice to tackle persistent pest problems.

Carpenter bee eating hole in wood