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 ...

If you've moved into a new home and are still getting to know the backyard trees (or a forgetful squirrel gifted you with a new sapling), there's a chance one of them is a black walnut (Juglans nigra) ...

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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 ...

English walnut trees throughout Utah Valley have poor leaf-out and bare branches. Not all the branches that look dead are dead. Give the trees good care, remove branches that are truly dead, and give ...

The tree is 50 feet tall with a 30-foot-wide crown, a majestic and statuesque presence in my garden. I just love it. And it is fatally ill. Truly, fatally. As a Master Gardener, that is the last thing ...