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

Sudden Oak Death

Sudden Oak DeathScientific name: Phytophthora ramorum

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

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Spotlights:


Native To: Unknown; first discovered in the U.S. and Europe at approximately the same time (Scianna et al. 2003)

Date of U.S. Introduction: 1995 (Scianna et al. 2003)

Means of Introduction: Accidental

Impacts: Potential loss of hardwood forest and increased potential of forest fire; impact to nursery and landscaping businesses (Scianna et al. 2003)

Current U.S. Distribution:

Federal Quarantine:

Images:

Video:

  • Sudden Oak Death (or select Play button below)
    University of California Television (UCTV). (YouTube).

Selected Internet Resources:

Federal Government

Sudden Oak Death
USDA. APHIS. Hungry Pests.
Identification/Description; Photographs; Impacts; Distribution; Controls

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

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

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. FS. 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 (SOD), Ramorum Leaf Blight, Ramorum Dieback- a nursery plant disease that threatens oaks
North Carolina Department of Agriculture and Consumer Services. Plant Industry.
Introduction History; Impacts; Distribution; Controls

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

Sudden Oak Death
Washington Department of Agriculture.
Identification/Description

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University/Academic

Sudden Oak Death - Pests in Gardens and Landscapes (Sep 2010)
University of California. Statewide Integrated Pest Management Program.
Identification/Description; Photographs; Impacts; Life Cycle; Habitat; Distribution; Controls

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

Forest Pathology and Mycology Lab
University of California - Berkeley.
Research

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

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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International

Phytophthora ramorum - Invasive Species Compendium
Centre for Agricultural Bioscience International (CABI).
Taxonomy; Identification/Description; Photographs; Impacts; Life Cycle; Habitat; Distribution; Controls

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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Organizations

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

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

Citations

Scianna, J.D, M.K. Knudson,and J.A. Dickerson. 2003. Sudden Oak Death (SOD) (PDF | 72 KB). USDA. Natural Resourcs Conservation Services. Plant Materials Technical Note No. MT-44.

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Last Modified: Jul 19, 2014
 
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