If you cut down a tree, you can read an environmental record. Now climate change is complicating the narrative.

He or she will be able to examine the tree closely and determine whether this is Hypoxylon canker or some other fungus within ...

“Drought definitely can kill a tree or shrub,” Parker said. “So don’t ignore this and just think that it’s regular fall color ...

Q: I have been cutting off the dead branches on borer-infested trees. Should I burn or dispose of these dead branches? A: ...

Often trees with decaying wood in their trunks are beginning to lose strength. They can come tumbling down without warning.

BARKERS RIDGE, W.Va. — You might have heard that moss grows only on the north sides of trees. That bit of lore originated as a way to help travelers navigate strange forests. The mossy north face of a ...

Q. Can you tell me what could have made lumps on the trunk of a tree my wife and I found in the Smokies? The lumps range from ...

Timely advice on garden chores, fertilizing, pest control, and more from OSU Extension. These tips are not necessarily applicable to all areas of Oregon. For more information, contact your local ...

Scientists assessing dangers posed to the world’s trees have revealed that more than a third of species are facing extinction in the wild. The number of threatened trees now outweighs all ...

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It’s a true Halloween horror story! Boxelder bug aggregations on tree trunks occur during cold snaps in early fall. They collect on the west side of the trunks to maximize exposure to warming by ...

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