A mass tree die back has spread into the East Bay and Peninsula recently, killing native and non-native trees.
Though plants of all kinds in California are showing the stress of an extremely dry winter, in at least one tree species, the blackwood acacia, the dieback seems to be the work of fungal pathogens, said UC Berkeley forest pathologist Matteo Garbelotto. This was reported in Bay Nature magazine. Click here to read more.
Above: Photo by Pacific Southwest Forest Service, CC BY 2.0.