This time of year, many black walnut trees’ leaves may have black spots, turn yellow and begin to drop. This is commonly known as anthracnose, a fungal disease that causes trees to drop their leaves ...

A fun, easy-to-use tree identification booklet is available from the nonprofit Arbor Day Foundation. The booklet — "What Tree Is That?" — helps people identify trees in a simple, step-by-step process.

Planting the right type of tree can possibly make your home look more attractive and is among the key landscaping tips to affordably boost your property value over time. You might also reap other key ...

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 ...