University of California
Urban and Community Integrated Pest Management
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Boxelder Bugs
![Boxelder bug adult and nymphs. [J.K.Clark]](http://ucanr.edu/blogs/UCIPMurbanpests//blogfiles/42761small.jpg "Boxelder bug adult and nymphs. [J.K.Clark]")
If you are seeing black and red bugs scurrying about near trees and buildings, they may be boxelder bugs. Boxelder bugs (Boisea rubrolineata) feed on the flowers, leaves and seedpods of female boxelder trees (Acer negundo) and occasionally are found on...
