Boxelder bugs and boxelder trees present two separate problems. The insect may collect on a house exterior, get inside through small gaps, and spend winter indoors. The tree, known scientifically as Acer negundo, https://pestcontrolincanada883523.thunkblog.com/690548/overview-how-to-get-rid-of-boxelder-bugs-naturally-and-prevent-them-from-coming-back