Honey locust (Gleditsia triacanthos) is a deciduous and thorny legume tree that is aggressive and fast-growing. The tree’s bark is grayish-brown and furrowed with long, scaly ridges. Honey locusts ...

In this edition of ID That Tree, Purdue Extension forester Lenny Farlee gives tips on how to identify two species – honey locust and bur oak – from just the markings and scarring on leafless twigs.

For the average person, identifying what trees are in the forest can be difficult -- especially during winter, when their ...

The coming of autumn often makes trees harder to identify — but sometimes, it does the opposite. The black locust (Robinia pseudoacacia) is a case in point. In summer, its bluish-green, oval-shaped, ...