Walnut trees are very special additions to the yard, offering spring yellow-green catkins and delicious walnuts in fall. While they can seem intimidating to grow, a little perseverance can make your ...

Black walnut trees have high levels of the toxin juglone, in all parts of the tree, including roots and leaves. Why keep black walnut trees? They are one only a few nut trees that survive in cold ...

Spring gardening season is just around the corner. As you wait, you may have questions. For answers, turn to Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension ...

A small tree, in a warm spot, will shower you with walnuts within five years – if the squirrels don’t get there first ...

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 ...

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 ...

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 ...