Safety note: Berries can cause mild toxicity if ingested.
Common Buckthorn is a deciduous shrub or small tree with dark berries and glossy leaves. It is invasive, forming dense thickets that crowd out native species. Its berries are mildly toxic to humans.
Habitat
Found in forests, fields, and along roadsides.
Diet
Its flowers are pollinated by bees and other insects.
How common
Common
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