The University of California at Berkeley Forest Pathology and Mycology Laboratory will hold an Sudden Oak Death (SOD) Blitz in Napa on May 6. The SOD Blitz is a collaboration of the UC Berkeley Lab ...

Lab analysis confirmed the presence of the Phytophthora now known to cause Sudden Oak Death.The disease has killed tens of thousands of trees in other, more heavily infested counties, but relatively ...

As sudden oak death continues to ravage Sonoma County woodlands, a secluded creek near Glen Ellen bears the impact of a malady that experts say is likely unstoppable and has just begun its onslaught.

California's drought appears to be reducing the spread of a disease that threatens to wipe out huge swaths of oak trees in the state, a newspaper reported. Preliminary results of surveys taken between ...

Sonoma County landowners can learn about managing forests against sudden oak death at a free symposium Saturday in Occidental. At the event, UC experts Greg Giusti and Steven Swain will speak on ...

The pathogen that causes a devastating tree disease has three distinct lineages, researchers at Oregon State University have found. has decimated some tanoak forests in California, and scientists are ...