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 ...

Eastern black walnut (Juglans nigra) is one of the most beloved native trees in the Midwest. Its nuts are eaten by both people and wildlife, and its wood is a favorite for making high-quality ...

UC Davis graduate student Jeffrey Groh has discovered how walnut trees are able to produce flowers of different sexes at different times in the same season. The genetic mechanism is similar to sex ...