Santa Clarita Valley oak trees are being invaded by the goldspotted oak borer; an insect named for its iridescent black shell ...
which are among the many tree species that the disease can infect, beyond the namesake oak. The researchers fear that this vigorous form of the pathogen could soon kick up the pace of sudden oak death ...
What is wrong with my live oak? I hope it’s not a disease, since I have five others in my yard, and I don’t want it to spread ...
The North Valley Complex in Wilsonville is home to the state’s entomology labs, where insects are identified and studied.
Some lawn maintenance is recommended now that the leaves have fallen.Experts explained why this is the best time of year to ...
Brooke Harlander (left) poses with her team and city officials as the group ceremoniously plants a live oak tree at the ...
A second look is exactly what some scientists did. Those researchers snipped leaf samples from multiple trees in that ...
When choosing a large shade tree, one must always deal with a conundrum – there is an inverse relationship between the ...
Take the Quercus genus, which is that of oaks. I was recently introduced to the Japanese live oak or bamboo oak (Quercus ...
Oak wilt is a fungal disease that can weaken white oaks and kill red oak trees within just a few weeks. The fungus enters the ...
Burls, the mysterious bulbous growths on trees, are valuable to artisans and can fetch thousands of dollars, but should only be purchased from legitimate salvage operations to avoid poaching from ...
A deadly new oak-tree disease can be prevented by pruning them in the dormant season (if needed) instead of spring or summer.