glossy buckthorn - rhamnus frangula

Common Name: glossy buckthorn, alder buckthorn

Scientific Name: 
Family: Rhamnaceae
Genus: Rhamnus
Species: frangula

Hardiness Zone: 3 to 7
Height: 12 to 15 ft 
Width: 3 to 4 ft

Description:​ ​​​​​The glossy buckthorn is given its name due to the glossy look of the leaves. This is one of their distinguishing traits. Aggressive and invasive like the European buckthorn.