Western Boxelder Bug vs Locust Treehopper

Side-by-side species comparison

Attribute Western Boxelder Bug Locust Treehopper
Scientific Name Boisea rubrolineata Thelia bimaculata
Order Hemiptera Hemiptera
Family Rhopalidae Membracidae
Size 11-14 mm 8-11 mm
Habitat Woodlands Grasslands
Diet Seed Feeders Sap Feeders
Regions Western North America Eastern North America
Conservation Least Concern Least Concern

Western Boxelder Bug

A red and black bug very similar to the eastern boxelder bug but found in western North America. It forms large overwintering aggregations on buildings and fences near boxelder trees. It is a nuisance pest but causes no structural damage.

💡

Did You Know?

When crushed, it stains fabrics and surfaces with a reddish-orange dye from its body fluids, which is why it should be vacuumed rather than squashed when found indoors.

Locust Treehopper

A large, dull-colored treehopper found on black locust trees across eastern North America. It produces copious honeydew that attracts ant attendants.

💡

Did You Know?

Ant colonies compete fiercely over access to these treehoppers, as they are prolific honeydew producers.