When drought conditions put stress on trees, they’re more vulnerable to viruses and pests. “So one of those would be two lined chestnut borer,” said Spartz. “It’s an insect.

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

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 ...

That’s because healthy, non-stressed trees will not attract borer adults- and regular watering minimizes drought stress. The DNR also says if you have concerns about your trees, you should ...

Will Johnston, Davey Tree: Well, trees, just like us, really don’t like the heat, especially that 100 degree weather we had. But unlike us, they can’t go inside and soak up the AC. The main ...

Oak wilt’s onset can be confused with other more common issues, such as drought stress, leaf loss from spongy-moth caterpillars, and diseases such as anthracnose and bacterial leaf scorch.

They’ve confronted increasing drought, bad tree-trimming and objections from some neighbors who resent the leaves and sap. Now they wonder what January’s fires have done to their efforts.