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Chestnut Blight

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Chestnut blight
Scientific Name:
Cryphonectria parasitica (Murrill) Barr (formerly known as Endothia parasitica) (ITIS)
Common Name:
Chestnut blight, chestnut bark disease
Chestnut blight symptoms - Photo by Robert L. Anderson; USDA. Forest Service
Native To:
Date of U.S. Introduction:
First discovered in 1904 (Anagnostakis 1997)
Means of Introduction:
Introduced on nursery stock imported from Asia (Anagnostakis 1997)
Fungal disease of chestnut trees (Castanea spp.) that virtually eliminated mature American chestnuts (Castanea dentata) from the U.S. (Griffin 2000)
Current U.S. Distribution:
Widespread throughout the U.S.

Distribution/Maps/Survey Status


Selected Resources

The section below contains selected highly relevant resources for this species, organized by source. To view all related content for this species, click on "View all resources for species" in the top left of this page.


European and Mediterranean Plant Protection Organization.
Nature Conservancy. Don't Move Firewood.
IUCN. Species Survival Commission. Invasive Species Specialist Group.
University of Georgia. Center for Invasive Species and Ecosystem Health.
Texas State University System. Texas Invasive Species Institute.

Federal Government

USDA. FS. Northern Research Station.
DOI. NPS. Great Smoky Mountains National Park.

International Government

Natural Resources Canada. Canadian Forest Service.
Forestry Commission (United Kindom). Forest Research.

State and Local Government

Connecticut Agricultural Experiment Station.



Pennsylvania State University. School of Forest Resources.

Columbia University. Center for Environmental Research and Conservation.


American Phytopathological Society.
See also: APS Features for monthly reviews on important plant diseases and societal issues facing the plant pathology community