Sudden Oak Death is a tree disease caused by the plant pathogen Phytophthora ramorum. The disease kills some oak species and has had devastating effects on forests in California and Oregon. Read more about Sudden Oak Death.
Areas of Interest
P. ramorum in Wildlands The information in this section is geared toward land management, forestry and arboriculture professionals, including Best Management Practices.
Five new P. ramorum hosts found in the forests of Marin County. Read more…
Updated treatment recommendations! Read more…
More P. ramorum finds at WA botanical garden. Read more…
Oregon considers expanding the GIA further to include new tanoak mortality. Read more…
Help stop the spread of forest pests – including Sudden Oak Death – on firewood! Check out the website of the California Firewood Task Force.
Calendar of Events
8/23 – 5th International Workshop on the Genetics of Tree-Parasite Interactions; Orléans, France
10/21 – SOD Treatment Workshop; UC Berkeley
11/4 – 11/5 – Annual Meeting of the California Forest Pest Council; Wildland Fire Training & Conference Center, McClellan CA