About Locust Borer
A striking yellow-and-black wasp mimic that attacks black locust trees in North America. Adults appear in autumn and are commonly found on goldenrod flowers. Larval boring weakens locust trunks and can cause breakage.
Did You Know?
Adults synchronize their emergence with goldenrod bloom, making autumn fields their primary mating arenas.
Distribution
Where Locust Borer can be found
Seasonal Activity
Peak activity
Moderate
Low / dormant
Cite This Page
APA:
Orbitrock. (2026). Locust Borer (Megacyllene robiniae). Retrieved from https://orbitrock.com/insect/locust-borer
MLA:
"Locust Borer." Orbitrock, https://orbitrock.com/insect/locust-borer.