Calflora
Taxon  Report   11946    
Populus trichocarpa  Torr. & A. Gray ex Hook.
Black cottonwood
Populus trichocarpa
© 2012 Zoya Akulova
Photos from
CalPhotos / Calflora
Populus trichocarpa
© 2013 Jean Pawek
Populus trichocarpa
© 2017 Jean Pawek
Populus trichocarpa, a dicot, is a tree that is native to California, is also found elsewhere in North America and beyond.

Interactive Distribution Map


Observation Hotline
(observation details)



point, line, or polygon

Plant Characteristics
and Associations



Bloom Period
Populus trichocarpa
© 2014 Ron Vanderhoff
Family: SALICACEAE  
Genus: Populus
Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest, Foothill Woodland, Chaparral, Valley Grassland, (many plant communities), wetland-riparian

Habitat: streambanks

Name Status:
Accepted by JEF

PLANTS accepted name:
Populus balsamifera ssp. trichocarpa

Alternate Names:
ICPN: Populus balsamifera ssp. trichocarpa
ICPN: Populus trichocarpa f. ingrata
ICPN: Populus trichocarpa var. ingrata
More information about  Populus trichocarpa
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
Landscaping information from Calscape
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

USDA PLANTS Profile (POBAT)

Search efloras.org (Flora of North America)

website references from Google


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: Jan 18, 2019).