Buckthorn ?

Asked September 13, 2020, 9:30 AM EDT

I have these two kinds of trees on my land. Are they both bad buckthorns?

Anoka County Minnesota

1 Response

Both appear to be buckthorn.
Common buckthorn (Rhamnus cathartica)--leaves slightly toothed
Alder buckthorn (Frangula alnus)--leaf edges smooth

Both are invasive.