which causes the disease that is lethal to oak trees and damages the leaves and stems of several other plants, has been dominant in California. The potentially more destructive and infectious new ...

After causing mayhem on the East Coast, the spongy creature has infiltrated parts of Northern and Southern California.

“And hopefully (the tree) will have long acorns. And, usually you only see those big oak galls, the oak apples, on the valley oaks. Though not always.” A California Black Oak leaf. (Justine ...