Common buckthorn, a woody shrub/small tree in the Rhamnaceae family, is an understory invasive that produces large amounts of seeds and outcompetes many native species. Additionally, this species is ...

Q: Can you please explain how to distinguish common buckthorn (which is invasive) from alderleaf buckthorn (which I see is listed as a desirable native plant)? The Seek app can distinguish them but it ...

Common buckthorn (Rhamnus cathartica) is also known as European buckthorn, Hart’s thorn, waythorn and Rhineberry and is one of three invasive species of buckthorn that can be found in Illinois. A ...

Minnesota’s Department of Natural Resources lists common (European) buckthorn and glossy buckthorn as the non-native, invasive buckthorn species found in Minnesota. Both species can grow as shrubs or ...

While spring gardening might not be foremost on residents’ minds during a snowstorm, the state announced Friday it will ban plant sales of certain pampas grasses and two varieties of buckthorn. The ...