A deadly oak disease that also affects redwoods and other trees has spread to a far Northern California tribe's lands.

Sudden oak death, a tree disease caused by a fungal-like pathogen, can lead to bleeding cankers, leaf blight and rapid dieoff in a number of plant and tree species. The disease was first detected in ...

Sudden Oak Death, a disease that has plagued the oak and tanoak tree population in California for the past 20 years, has killed more trees this year than in the last two years, leading UC Berkeley ...