Landowners want their black walnut trees to grow into veneer quality, but not all trees make the grade. Here are practical tips to managing your trees.

Most people think of Black Walnut trees as an asset, even if they don’t take the trouble to gather the plentiful nut harvest under them. Walnut is a prized hardwood traditionally used for gun stocks ...

Landscaping under any tree can be challenging, thanks to the dense shade cast by the branches and the abundance of thick roots in the soil. But black walnut trees (Juglans nigra) seem to be in a ...

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 ...

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 ...