I noticed a lot of small twigs with leaves on them under my oak tree and became concerned about the oak. It is a large, ...

This leaf shows the symptoms of oak wilt, turning brown at the edges before progressing inward. The fatal fungal disease has ...

Tropical trees are dying faster than ever, and it's not just heat or drought to blame. Scientists have uncovered a surprising ...

During a particularly hot afternoon in June, my staff and I were walking a shaded trail at Garden in the Woods in Framingham ...

Western oak bark beetles are small, about 1-2 millimeters in length…this beetle itself bores into the tree. It attacks trees under major drought stress, and they start at the top of the tree.

Claudia Tyler, University of California, Santa Barbara Shelly Cole Moritz, University of California, Santa Barbara Bruce E. Mahall, University of California, Santa Barbara Summer drought poses a ...

After months of drought, Kansas wheat farmers are now dealing with the opposite problem—too much rain, too late.

Have you ever paused beneath a towering oak or maple and wondered if that rough, gnarled bark is hiding secrets? What if I ...

Q: The leaves on my Diamond Spire gardenias are turning bright yellow before they turn brown and drop off. Another one 6 feet away is doing just fine. Both are in full sun in clay pots. Thanks for any ...

A: Everyone worries about iron deficiency when the subject is gardenias, but this is definitely not that. Iron deficiency shows up on the newest leaves first – those at the tip ends of the branches.

Last year's report highlighted drought, insect pests, and tree diseases as the primary threats to Oregon's forests. The report is available online for public access.

PONCA, Neb. — One of the oldest bur oak trees in the entire state of Nebraska died following years of extreme drought.