Tree girdling almost always spells doom for a tree if not caught early and corrected. This common, yet easily overlooked problem happens when something wraps so tightly around a tree (like a girdle), ...

When we think of a tree, we usually picture a single big trunk that divides into branches overhead. Yet sometimes trees may sprout small stems sprouting from the base of the trunk, down by the roots.

For all the attention we give our flower beds, trees are an indispensable part of our landscape. Oaks, pecans, magnolias and others add shade, character and beauty to our yards. But behind their ...

Q: I have a Desert Museum palo verde that was damaged during a windstorm. One of the branches blew off and damaged the trunk. It is an eyesore. Should I replace it? A: I would let the tree heal on its ...

I’ve been answering gardeners’ tree questions for 54 years. I thought you might enjoy seeing some of the more interesting ones. Why is bark falling off my crape myrtles? That’s normal. Horticulturists ...

In my daily travels, I see numerous tree hazards. Some of these problems are rather obvious, some are not. Certain hazards, such as a dead tree, are easy to spot even for an untrained eye. It's all of ...

Large trees often develop surface roots that can damage sidewalks, mower blades, and tree health. Mulch 2–3 inches deep to cover roots safely and reduce maintenance without harming the tree. Never cut ...

Q. We have an around 10-year old willow tree that has previously been thriving. It’s always been full and stately, green and lush. It was planted at the end of where our drain tile empties, so it gets ...