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 ...

A UC Berkeley-led citizen science project has discovered at least four outbreaks of a new, potentially more aggressive form ...

Among the species now growing in Ticino are the bay laurel, camphor tree laurel, cherry laurel, thorny silverberry and Chinese fan palm. All are evergreens known until recently only in gardens and ...