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You are here: Home / Plants / Species Profiles / Mile-A-Minute Weed
Species Profiles

Mile-A-Minute Weed

Mile-A-Minute WeedScientific name: Persicaria perfoliata (L.) H. Gross (formerly known as Polygonum perfoliatum L.) (ITIS)

Common name: Mile-a-minute weed, Chinese tearthumb

Click image to enlarge

Selected Resources

Native To: Asia (Stone 2010)

Date of U.S. Introduction: 1930s (Stone 2010)

Means of Introduction: Introduced accidentally as a contaminant of nursery stock (Stone 2010)

Impact: Forms dense mats that crowd out native species (Stone 2010)

Current U.S. Distribution:



Selected Resources:

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Invasive Plant Atlas of New England (IPANE) - Mile-a-Minute Vine, Mile-a Minute Knotweed)
University of Georgia. Center for Invasive Species and Ecosystem Health.

Invasive Plant Atlas of the United States - Mile-A-Minute
University of Georgia. Center for Invasive Species and Ecosystem Health.

Fact Sheet: Mile-A-Minute Weed
Massachusetts Introduced Pests Outreach Project.

Invasive Species Compendium - Persicaria perfoliata
CAB International.

New York Invasive Species Information - Mile-A-Minute Weed
New York Invasive Species Clearinghouse.

Global Invasive Species Database - Persicaria perfoliata (vine, climber)
IUCN. Species Survival Commission. Invasive Species Specialist Group.


Germplasm Resources Information Network (GRIN) - Persicaria perfoliata
USDA. ARS. National Genetic Resources Program.

Pest Alert: Mile-A-Minute
USDA. FS. Northeastern Area.

Fire Effects Information System (FEIS) - Polygonum perfoliatum
USDA. FS. Rocky Mountain Research Station. Fire Sciences Laboratory.

PLANTS Database - Asiatic Tearthumb
USDA. NRCS. National Plant Data Center.


Invasive Plants in Pennsylvania: Mile-A-Minute (PDF | 151 KB)
Pennsylvania Department of Conservation and Natural Resources.

Mile-a-Minute Vine (Polygonum perfoliatum)
Wisconsin Department of Natural Resources.


Connecticut Mile-A-Minute Vine
University of Connecticut. Department of Plant Science and Landscape Architecture.

Biological Control of Mile-a-Minute Weed
University of Delaware. College of Agriculture & Natural Resources.

Maine Invasive Plants Bulletin: Mile-a-Minute Weed
University of Maine. Cooperative Extension.
See also: Maine Invasive Plants & Entire Series for entire series of 22 fact sheets and invasive plants brochure (available in HTML/PDF or for purchase)

Introduced Species Summary Project - Mile-a-Minute Weed
Columbia University. Center for Environmental Research and Conservation.

Invasive Plants and Insects: Mile-A-Minute
Pennsylvania State University. Cooperative Extension.


BioBullies - Mile-A-Minute
Natural Biodiversity (Western Pennsylvania).

Mile-A-Minute Weed
Plant Conservation Alliance. Alien Plant Working Group.


Integrated Taxonomic Information System. Persicaria perfoliata. [Accessed Mar 19, 2015].

Stone, K.R. 2010. Polygonum perfoliatum. In: Fire Effects Information System. U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station, Fire Sciences Laboratory.

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Last Modified: May 18, 2016
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