Homemade Asian Beetle Repellent
Homemade Asian Beetle Repellent. The multicolored Asian lady beetle (Harmonia axyridis) was originally introduced into the United States as a beneficial insect for pest control. Its tendency to invade homes and offices over the winter has made it a pest in some circumstances.
The multicolored Asian lady beetle (Harmonia axyridis) was originally introduced into the United States as a beneficial insect for pest control. Its tendency to invade homes and offices over the winter has made it a pest in some circumstances.
Beetle Repellent
In 2001, the U.S. Agricultural Research Service reported that camphor and menthol effectively discouraged the multicolored Asian lady beetle from entering buildings. The vapors produced by the substances irritate the beetle's sensory organs, causing impairment and discomfort that forces them from the location.
Homemade Repellents
Camphor cakes or crystals hung in stockings outside known entry points into the home can discourage beetles from entering. Because they often find a way inside around window frames, cotton balls soaked with camphor oil can discourage them from using these entryways. Replenish the oil often to maintain effectiveness.
Other Solutions
The best solution to the multicolored Asian lady beetle is preventing them from entering your home. The U.S. Department of Agriculture recommends caulking possible entry points as the best strategy. Once they enter, collecting them in a vacuum provides as effective a solution as insecticide.
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