Calflora
Taxon  Report   117    
Ageratina adenophora  (Spreng.) R. M. King & H. Rob.
Sticky snakeroot,  Thoroughwort
Ageratina adenophora, a dicot, is a perennial herb that is not native to California; it has been naturalized in the wild. Cal-IPC rating: Moderate

Ageratina adenophora is classified by the U.S. Federal Government as a NOXIOUS WEED. [USDA 2000]
Observation Search
(observation details)
one or more occurrences
within a 7.5-minute quadrangle

Bloom Period
Family: ASTERACEAE  
Genus: Ageratina
Wetlands: Occurs usually in non wetlands, occasionally in wetlands

Communities: escaped cultivar

Name Status:
Accepted by ICPN + PLANTS

Alternate Names:
PLANTS: Eupatorium adenophorum
PLANTS: Eupatorium glandulosum
More information about  Ageratina adenophora

Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Nov 18, 2019).