The goldspotted oak-borer, an invasive beetle responsible for killing 200,000 trees in Southern California, is now present in ...
Don't worry if you live in the Northeast — this pest usually sticks to other regions. Here's where it's found and why your ...
The non-native oak lace bug is causing increased damage to Oregon white oak trees, according to the Oregon Department of Forestry. While the oak lace bug has been in Oregon since 2015, their damage ...
It’s less than a half-inch long but it can fell a giant oak tree in no time. The goldspotted oak borer, GSOB or Agrilus auroguttatus, is a 0.4-inch bullet-shaped beetle with six golden spots on its ...
Invasive goldspotted oak borers have been newly detected in Ventura County. UC ANR is calling on community scientists to ...
‘I have some weird, seemingly hollow, green, round balls falling from my oak tree. What in the world are these things?” — S.Y. You are describing an interesting growth that can occur on a variety of ...
Welcome to our tree column, “Ask your local arborist.” Each month, arborists from the Davey Tree Expert Company in Menlo Park discuss a tree-related topic from general care and planting tips to how ...
Most oak tree insects in the larval stage just sit there in oak branches. They have glycerine, a kind of antifreeze that allows them to survive even the harshest winters. In the fall acorns, the seed ...
“They’re really majestic trees,” she says. “They go back centuries of importance to people.” Hagerty, an arborist for 11 years, and the owner of Arbor Gold Tree Services in Plymouth, is fighting to ...