What is Sudden Oak Death?

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.
P. ramorum in Nurseries This section addresses P. ramorum issues critical to nurseries, independent growers, and related plant-care/plant propagation industries, including Nursery Diagnostic Guides.
P. ramorum
in the Urban Interface
Look here for resources that address common homeowner questions, including diagnosing Sudden Oak Death and finding an arborist to work with.

News

NEW 2015 RFP from Forest Service Forest Health Protection

Jackson Demonstration State Forest closes trail to limit spread of P. ramorum. Read more…

New THANQs – FAQ Resource for Tree Health Questions

Read the latest newsletter.

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

1/13/15 – 1/17/15 – California Native Plant Society Conservation Conference; San Jose

See the entire events calendar.

 

 

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