Q: The leaves on the top 10 feet of my black walnut withered and turned brown in about two days. Fifteen feet up the trunk, something has completely girdled a 15-inch section. This was not a neat ...

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 ...

An insect-fungus is damaging thousands of black walnut trees not only in California and other western states, but has now spread to Pennsylvania, Tennessee and Virginia, according to a just-published ...

The seasons are changing from fall to winter, and one of the major changes to the environment is that the deciduous trees have lost their leaves. Evergreen trees may still have green needles, but all ...

The center of a tree or shrub stem (from roots to trunk, branches, and twigs) is woody, composed of xylem cells that conduct water from the roots to the upper parts of the tree. That woody section is ...

The photo is of a sycamore tree at Red-tail’s McVey Memorial Forest. A walk in the woods this time of year is different. It’s quiet and monochromatic. Other than the crunch of your shoes on frozen ...

Don't stress if you have a tree that's not looking its best in the bark department. You can save a tree with damaged bark by first assessing the type of damage. Once you know the severity, you have a ...

Gregory Moore does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Trees are nearly always selected for their flowers, foliage, or form. Yet, at this time of year, there is an often overlooked arboreal feature that may achieve sudden prominence in the garden. In ...