Sudden Oak Death, or SOD, is an exotic introduced disease that has killed hundreds of thousands of native oak and tanoak trees in California. Phytophthora ramorum, the causal agent of SOD, is a microscopic organism that is spread during periods of relatively warm, rainy weather; late spring in northern California. Click on the links below for more information:
- JGI – Tracking & Subduing the Plague of California’s Oak Woodlands
- SOD Blitz Landing Page
- SODmap Project
- SOD Management and Oak Health Recommendations
- Bay Laurel Removal Guide
- What is Sudden Oak Death?
- How do you test for SOD?
- SOD symptoms guide on bay laurel and tanoak leaves.
- Protecting my trees from SOD: phosphonate treatments.
- Protecting my trees from SOD: bay laurel removal.
- Avoiding the spread of SOD: cleaning tools and equipment.
- What to do before SOD arrives in your area.
- What to do after SOD arrives in your area.
- SODmap Mobile app for iPhone and Android
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