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Foreign Grain Beetle #769860
Asked August 30, 2021, 1:47 PM EDT
Washington County Minnesota
Expert Response
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On Aug 30, 2021, at 12:47 PM, Ask Extension <<personal data hidden>> wrote:
Dear Kelly,
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YOUR QUESTION #0039791:
Foreign Grain Beetle
Is this a foreign Grain Beetle? We built a new home in Lake Elmo that we moved into end of last October. We’ve been overwhelmed by whatever this little beetle is for that last month or so and they just keep getting worse.Ask Extension offers one-to-one expert answers from Cooperative Extension/University staff and volunteers within participating Land-Grant institutions across the United States.
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You may have already seen the following publication. Using a hand lens you will probably be able to confirm or rule out foreign grain beetles by looking for the identifying characteristics mentioned there.
If foreign grain beetles are present, their numbers should diminish as the premises dries out.
https://extension.umn.edu/nuisance-insects/foreign-grain-beetles
Thank you for your help,
According to the following publication, foreign grain beetles aren't associated with drains unless the drains are a source of dampness that fosters the growth of mold.
https://hortnews.extension.iastate.edu/foreign-grain-beetle