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.

Santa Clarita Valley oak trees are being invaded by the goldspotted oak borer; an insect named for its iridescent black shell ...

The tree disease that exploded in Bay Area forests three decades ago, stunning residents with vast die-offs in parks and neighborhoods before slowing, has opened a new front with a second, potentially ...

Trees add beauty, shade, and value to a property, but they also require proper care to thrive. Pests and diseases are two major threats to tree health, and if left untreated, they can weaken or even ...

Billboard counts down the best country acts of the past (almost) 100 years. Ever since Ralph Peer held his famous recording ...