What is the recommended treatment for carpenter bees?

The recommended treatment for carpenter bees focuses on addressing the specific issue of their nesting behavior. Carpenter bees create galleries in wood where they lay their eggs, and treating these gallery openings is crucial to control the population and prevent further damage. By applying appropriate treatment directly into the existing galleries, you can effectively target larvae and adult bees that reside within, significantly reducing the likelihood of future infestations.

While sealing external openings, spraying with insecticides, and using traps can all play roles in managing insect populations, they do not directly eliminate the problem at its source like treating the gallery openings does. Sealing openings may prevent new bees from entering but does not address those already established. Spraying with insecticides is an option, but its effectiveness can vary, and it might not reach the bees hiding in the wood galleries. Traps can capture some adult bees but do not ensure the removal of those that have created nests.

Focusing on treating the gallery openings addresses the specific nesting sites and is generally considered the most effective method for managing carpenter bee infestations and preventing damage to wooden structures.