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Lycium cooperi  A. Gray
Cooper's box thorn,   Peach thorn
© 2015 Steve Matson
© 2015 Steve Matson
© 2022 Ryan O'Dell
© 2015 Steve Matson
© 2015 Steve Matson
© 2024 Olesya Konovalova
© 2003 Michael Charters
© 2019 Marisa Persaud
© 2019 Diane Etchison
© 2019 Diane Etchison
© 2024 Olesya Konovalova
© 2024 Olesya Konovalova
© 2024 Olesya Konovalova
© 2024 Olesya Konovalova
© 2024 Olesya Konovalova
© 2024 Olesya Konovalova
© 2022 Richard Spjut
© 2004 Heath McAllister
Lycium cooperi is a shrub that is native to California, and also found elsewhere in western North America.
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
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Bloom Period
Genus: Lycium
Family: Solanaceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Communities: Creosote Bush Scrub, Pinyon-Juniper Woodland
Name Status:
Accepted by JEF + PLANTS + POWO

Information about  Lycium cooperi from other sources
Nursery availability from CNPLX
This plant is available commercially.
Jepson eFlora

USDA PLANTS Profile (LYCO2)

Photos on Calflora

Photos on CalPhotos

Google Images

Photos on iNaturalist

ID Tips on PlantID.net

[Wikipedia] Range, Habitat, Structure: Lycium cooperi is a species of flowering plant in the nightshade family known by the common name peach thorn. It is native to the southwestern United States,[1] where it grows in a variety of desert and mountain habitat types. This is a bushy, erect shrub approaching a maximum height of 4 metres (13 ft) with many rigid, thorny branches. (link added by Mary Ann Machi)


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: 03/29/2025).