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 ...

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 ...

Purdue Extension forester Lenny Farlee shares identifying characteristics of the black walnut tree, also known as the American black walnut or eastern black walnut, including pairs of leaflets running ...

Exposure: Prefers north-facing hills. Can tolerate full sun. Pruning needs: Remove dead wood as needed. Water needs: Adaptable to drought conditions. This is a tree of many common names: Northern ...

Minnesota is acting to protect millions of black walnut trees from a pest that has already caused trouble in several other states. The state Agriculture Department placed a quarantine this week on the ...

Hello Mid-Ohio Valley farmers and gardeners! A chance of frost is in the forecast as the growing season winds its way down. Many gardeners perform a fall cleanup and plant a cover crop such as winter ...

Many Midwestern yards are adorned by black walnut trees. The black walnut (Juglans nigra) is a large, handsome native tree that bears edible nuts. There’s just one problem with black walnuts: They’re ...

Ogden • A little more than 100 years ago, the owners of a new white brick bungalow with a welcoming porch planted an English walnut tree in their backyard. The home and the neighborhood are gone, but ...

This year has produced a bumper crop of black walnuts in the region. Despite being a nuisance to some, black walnuts are harvested for use in baking, sold for profit, and used as deer bait. The ...

A canker on an eastern black walnut tree. The beetle that carries the fungus causing thousand cankers disease is visible in the canker's upper left corner. (Colorado State University photo/Ned ...