croftonweed USDA PLANTS Symbol: AGAD2
U.S. Nativity: Exotic
Habit: Forbs/Herbs Shrub or Subshrub
Ageratina adenophora (Spreng.) King & H.E. Robins.

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Taxonomic Rank: Magnoliopsida: Asterales: Asteraceae
Synonym(s): crofton weed, Maui pamakani, Mexican devil, sticky snakeroot
Native Range: Mexico (GRIN);

Identification, Biology, Control and Management Resources

Selected Images from Invasive.orgView All Images at Invasive.org


Flower(s); Flowers side view
John M. Randall, The Nature Conservancy, Bugwood.org
Additional Resolutions & Image Usage

Stem(s); Galls
Forest and Kim Starr, Starr Environmental, Bugwood.org
Additional Resolutions & Image Usage

USDA APHIS PPQ Archive, USDA APHIS PPQ, Bugwood.org
Additional Resolutions & Image Usage

Plant(s);
USDA APHIS PPQ Archive, USDA APHIS PPQ, Bugwood.org
Additional Resolutions & Image Usage

Field;
Joseph O'Brien, USDA Forest Service, Bugwood.org
Additional Resolutions & Image Usage

Field;
Joseph O'Brien, USDA Forest Service, Bugwood.org
Additional Resolutions & Image Usage

Foliage;
Joseph M. DiTomaso, University of California - Davis, Bugwood.org
Additional Resolutions & Image Usage

Plant(s); Habit
Forest and Kim Starr, Starr Environmental, Bugwood.org
Additional Resolutions & Image Usage

EDDMapS Distribution:
This map is incomplete and is based only on current site and county level reports made by experts and records obtained from USDA Plants Database. For more information, visit www.eddmaps.org
 


State(s) Where Reported invasive.
Based on state level agency and organization lists of invasive plants from WeedUS database.

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U.S. National Parks where reported invasive:
Haleakala National Park (Hawaii)



Invasive Listing Sources:
California Invasive Plant Council
Faith Campbell, 1998
Jil M. Swearingen, Survey of invasive plants occurring on National Park Service lands, 2000-2007