Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

Grumpy shares advice on how to remove spiky smilax vine for good, explains why black walnut trees produce toxins and which ...

The black walnut tree (Juglans nigra) is well-loved for its beauty and the walnuts it grows. However, the roots of this tree produce juglone, a chemical released in the soil surrounding the tree that ...

CLEVELAND, Ohio -- Black walnut trees, which are both native to and common in Northeast Ohio, have a divisive reputation. If you are looking to plant a new tree in a sunny spot with wet soil, black ...

Despite its celestial name, tree of heaven (Ailanthus altissima) is known for its infernal behavior. Tree of heaven threatens other plants by forming crowded thickets that suffocate nearly any ...

Q: I'm trying to identify the tree in the photo. I've been told that the nuts are not edible. Can you help? - Scott Bundy. A: The tree in the photo is black walnut, Juglans nigra, and it's a ...

The full publication is available for download for $7 in the Purdue Extension Education Store. The field guide helps identify common Indiana woodlot trees. Each week, the Intro to Trees of Indiana web ...

Inspired by a poem, the author initially received black walnuts but did not plant them. A trip to a Vermont farm with ...

The spur bearing trait of the Hickman Walnut makes it especially desirable for black walnut orchards. Agronomists at the University of Missouri have created a new cultivar of black walnut that grows ...

Black walnut (Juglans nigra L.) is a valuable hardwood lumber tree. The beautiful, fine-grained, chocolate-brown, heartwood is the ultimate choice for making solid wood furniture, interior trim, ...