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 > Boxelder bug
Boxelder bug
![Boxelder bug](../../../images/insects/boxelderbug1_400px.jpg)
Jeff Hahn, University of Minnesota Extension
![Boxelder bugs](../../../images/insects/boxelderbug2_400px.jpg)
Jeff Hahn, University of Minnesota Extension
Description: 1/2 inch long.
Where/When: Found in and around homes during fall and spring and occasionally during winter.
Significance: Generally does not harm people or property, although it can be a nuisance, especially when large numbers are present. can stain surfaces.
More information on Boxelder bugs