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University of Minnesota Extension

Extension > Garden > Diagnose a problem > What insect is this? > Insects found indoors > Beetles, bugs, ants, and other insects without obvious wings - Larger than 1/2 inch long > Metallic wood
boring beetle

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Metallic wood boring beetle

Metallic wood boring beetle

Jeff Hahn, University of Minnesota Extension

Description: 1/2 - 1 inch long.

Where/When: Most commonly found indoors during winter, but can be found at other times of the year.

Significance: Is associated with wood. Can be brought indoors with firewood or lumber in construction projects. Is harmless to people. Can cause cosmetic damage to wood from which it emerges, but fortunately it does not re-infest wood.

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