Sonchus arvensis L.
Field sowthistle, Perennial sow thistle
©
2023 Cynthia Powell © 2023 Cynthia Powell © 2015 Friends of Five Creeks volunteers © 2020 Ecological Concerns Inc © 2015 Richard Spellenberg © 2006 Louis-M. Landry © 2015 Richard Spellenberg © 2015 Richard Spellenberg
Sonchus arvensis is a
perennial herb that is
not native to California.
Siskiyou
Del Norte
Modoc
Humboldt
Shasta
Lassen
Trinity
Plumas
Tehama
Butte
Mendocino
Glenn
Sierra
Yuba
Lake
Nevada
Colusa
Placer
Sutter
El Dorado
Yolo
Alpine
Napa
Sonoma
Sacramento
Mono
Amador
Solano
Calaveras
Tuolumne
San Joaquin
Marin
Contra Costa
Alameda
Santa Cruz
Mariposa
Madera
San Francisco
San Mateo
Merced
Fresno
Stanislaus
Santa Clara
Inyo
San Benito
Tulare
Kings
Monterey
San Bernardino
San Luis Obispo
Kern
Santa Barbara
Ventura
Los Angeles
Riverside
Orange
San Diego
Imperial
Information about
Sonchus arvensis
from other sources
Suggested Citation
Calflora :
Information on California plants for education, research and conservation,
with data contributed by
public and private institutions and individuals.
[web application]. 2025.
The Calflora Database
[a non-profit organization].
Available:
https://www.calflora.org/
(Accessed: 03/28/2025).