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You are here: Home / Microbes / Species Profiles / Sudden Oak Death
Species Profiles

Sudden Oak Death

Sudden Oak DeathScientific name: Phytophthora ramorum

Common names: Sudden oak death, ramorum blight, ramorum dieback

Click image to enlarge

2011 California Oak Mortality Task Force Online Meeting – "Sudden Oak Death/Phytophthora ramorum: A Global Perspective on Management and Movement
California Oak Mortality Task Force.
Two hour-long webinars on a variety of topics relevant to Phytophthora ramorum and Sudden Oak Death will be offered on May 25 and on Jun 1, 2011. While these sessions are free, advance registration is required. A chance to keep up to date on sudden oak death issues without expensive travel!

Comprehensive Report on Sudden Oak Death: 10-year cooperative research effort provides basis for containment (Dec 23, 2010)
USDA. FS. Pacific Southwest Research Station.
Synthesizing more than 10 years of cooperative research on the exotic invasive, quarantine sudden oak death pathogen, the USDA Forest Service's Pacific Southwest Research Station recently published "Sudden Oak Death and Phytophthora ramorum: A Summary of the Literature." This 181-page comprehensive report covers a wide range of topics, including a history of sudden oak death, identification and distribution of the disease, epidemiology and modeling, management and control, and economic and environmental impacts.

Native To: Unknown (First discovered in the United States and Europe at approximately the same time)

Date of U.S. Introduction: 1995

Images: Invasive.org and Google

Video: Sudden Oak Death (or click Play button below)

Means of Introduction: Accidental

Impact: Disease of oak trees

Current U.S. Distribution:

Quarantine: Domestic Quarantine Notices (Sudden Oak Death)

Management Plans: Microbes

Selected Internet Resources:

Federal Government

Phytophthora ramorum Article Citation Search - AGRICOLA Database
USDA. National Agricultural Library.
Research; Special Note: NAL Catalog Search (resources)

Phytophthora ramorum / Sudden Oak Death
USDA. APHIS. Plant Protection and Quarantine.
Introduction History; Impacts; Legal Aspects

NIFA Collaborates on Responses to Phytophthora ramorum
USDA. National Institute of Food and Agriculture (formerly known as the Cooperative State Research, Education, and Extension Service).
Identification/Description; Introduction History; Impacts; Controls

Sudden Oak Death
USDA. Forest Service.
Identification/Description; Photographs; Introduction History; Impacts

Sudden Oak Death National Detection Survey
USDA. Forest Service. National Forest Health Monitoring.
Identification/Description; Photographs; Introduction History; Impacts; Distribution; Controls

Sudden Oak Death - Plant Materials Technical Note No. MT-44 (PDF | 72 KB)
USDA. NRCS. Plant Materials Program.
Identification/Description; Introduction History; Impacts; Distribution; Special Note: References

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State Government

Sudden Oak Death (SOD)
California Department of Parks and Recreation.
Distribution; Dispersion; Controls

Sudden Oak Death and Connecticut
Connecticut Agricultural Experiment Station.
Identification/Description; Distribution; Dispersion

Sudden Oak Death
Michigan Department of Natural Resources and Environment.
Identification/Description; Photographs; Distribution

Sudden Oak Death
Oregon Department of Agriculture. Plant Health Section.
Identification/Description; Distribution; Controls

Sudden Oak Death
Washington Department of Agriculture.

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Sudden Oak Death Research
University of California - Berkeley. Kelly Research & Outreach Lab.

Forest Pathology and Mycology Lab
University of California - Berkeley.

How to recognize symptoms of diseases caused by Phytophthora ramorum causal agent of Sudden Oak Death (PDF | 504 KB)
University of California - Berkeley. Cooperative Extension; USDA. Forest Service.
Identification/Description; Photographs

Utilization of Sudden Oak Death Diseased Wood (SODBusters)
University of California. Forest Products Laboratory.
Taxonomy; Introduction History; Dispersion

Sudden Oak Death - Introduced Species Summary Project
Columbia University. Center for Environmental Research and Conservation.
Taxonomy; Identification/Description; Photographs; Introduction History; Impacts; Life Cycle; Habitat; Controls

Sudden Oak Death—Phytophthora ramorum
Washington State University. Puyallup Research and Extension Center.
Special Note: Video presentations from Sudden Oak Death Informational Meeting held at the Washington State University Puyallup Research and Extension Center Jul 9, 2003

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Phytophthora Ramorum
Canadian Food Inspection Agency. Plant Health Division.
Identification/Description; Photographs; Introduction History; Life Cycle; Dispersion; Controls

Phytophthora ramorum
European and Mediterranean Plant Protection Organization.
Identification/Description; Int roduction History; Distribution

Phytophthora ramorum - Invasive Alien Species Fact Sheet (PDF | 175 KB)
North European and Baltic Network on Invasive Alien Species.
Identification/Description; Photographs; Introduction History; Impacts; Life Cycle; Habitat; Distribution; Dispersion; Controls

Phytophthora ramorum
United Kingdom Department for Environment, Food, and Rural Affairs. Food and Environment Research Agency.
Identification/Description; Photographs; Introduction History; Dispersion

Phytophthora ramorum
United Kingdom Forestry Commission.
Identification/Description; Photographs; Introduction History; Distribution; Dispersion

Phytophthora ramorum (fungus) - ISSG Global Invasive Species Database
World Conservation Union. Invasive Species Specialist Group.
Taxonomy; Identification/Description; Impacts; Life Cycle; Habitat; Distribution; Controls

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Sudden Oak Death and the California Oak Mortality Task Force
California Forest Pest Council. California Oak Mortality Task Force.
Taxonomy; Identification/Description; Photographs; Introduction History; Distribution; Dispersion; Research; Legal Aspects; Special Note: Press Releases and COMTF Newsletters

Sudden Oak Death in Georgia and Sudden Oak Death
Georgia Invasive Species Task Force.
Taxonomy; Photographs; Special Note: Resources

Sudden Oak Death
HungryPests Coalition.
Identification/Description; Photographs; Impacts; Distribution; Controls

Sudden Oak Death
Massachusetts Introduced Pests Outreach Project.
Identification/Description; Photographs; Impacts; Habitat

Phytophthora ramorum: A newly isolated pathogen responsible for severe oak mortality on the west coast of the U.S.
North American Plant Protection Organization. Phytosanitary Alert System.
Taxonomy; Photographs; Impacts; Dispersion

Pest Alert: Sudden Oak Death
North Central Region Pest Management Center.
Identification/Description; Photographs; Introduction History; Distribution; Controls

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Last Modified: Apr 28, 2011
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