Calflora Taxon Report
Asclepias speciosa  Torr.
Showy milkweed
photo on Calflora
2009 Steve Matson
photo on Calflora
2009 Steve Matson
photo on Calflora
2008 Steve Matson
photo on Calflora
2008 Steve Matson
photo on Calflora
2025 Mary Ann Machi
photo on Calflora
2009 Steve Matson
photo on Calflora
2025 Mary Ann Machi
photo on Calflora
2025 Mary Ann Machi
photo on Calflora
2025 Mary Ann Machi
photo on Calflora
2025 Mary Ann Machi
photo on Calflora
2025 Mary Ann Machi
photo on Calflora
2025 Mary Ann Machi
photo on Calflora
2025 Mary Ann Machi
photo on Calflora
2019 Barbara Peck
photo on Calflora
2016 stacey laub
photo on Calflora
2021 Mike Russler
photo on Calflora
2022 Joanna Clines
photo on Calflora
2017 Brett Dean
photo on Calflora
2019 Rebecca Schoenenberger
photo on Calflora
2019 Rebecca Schoenenberger
photo on Calflora
2019 Jonathan Lee
photo on Calflora
2019 Rebecca Schoenenberger
photo on Calflora
2025 Greg Kareofelas
photo on Calflora
2024 Mike Russler
photo on Calflora
2019 Jay Chamberlain
photo on Calflora
2022 Joanna Clines
photo on Calflora
2025 Mary Ann Machi
photo on Calflora
2024 Mary Ann Machi
photo on Calflora
2024 Mary Ann Machi
photo on Calflora
2021 Mike Russler
photo on Calflora
2021 Mike Russler
photo on Calflora
2021 Mike Russler
photo on Calflora
2012 Paul Preston
photo on Calflora
2020 Bob Sweatt
photo on Calflora
2009 Steve Matson
photo on Calflora
2019 Susan McDougall
photo on Calflora
2009 Steve Matson
photo on Calflora
2008 Steve Matson
photo on Calflora
2021 Mike Russler
photo on Calflora
2021 Mike Russler
photo on Calflora
2024 Mary Ann Machi
photo on Calflora
2024 Mary Ann Machi
photo on Calflora
2024 Mary Ann Machi
photo on Calflora
2013 Rebecca Schoenenberger
photo on Calflora
2024 Mary Ann Machi
photo on Calflora
2024 Mary Ann Machi
photo on Calflora
2024 Mary Ann Machi
photo on Calflora
2018 Julie Kierstead Nelson
photo on Calflora
2021 Jamie Spielmann
photo on Calflora
2008 Steve Matson
Asclepias speciosa is a perennial herb that is native to California, and also found elsewhere in North America and beyond.
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
DJJJASONAFMM

Bloom Period
Genus: Asclepias
Family: Apocynaceae  
(Asclepiadaceae)
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot
Toxicity: Do not eat any part of this plant.

Wetlands: Equally likely to occur in wetlands and non wetlands

Communities: Yellow Pine Forest, Mixed Evergreen Forest, wetland-riparian

Name Status:
Accepted by JEF + PLANTS + POWO
Alternate Names:
JEF + PLANTSAsclepias giffordii
External links:

[westernnativeseed.com] Ethnobotany: People have used milkweed for fiber, food, and medicine all over the United States and southern Canada. Fibers from the stems of milkweed have been identified in prehistoric textiles in the Pueblo region. Tewa-speaking people of the Rio Grande still make string and rope from these fibers. At Zuni, the silky seed fibers are spun on a hand-held wooden spindle and made into yarn and woven into fabric, especially for dancers. Pueblo people ate green milkweed pods and uncooked roots from one of the species that forms fleshy tubers underground. (link added by Mary Ann Machi)

Suggested Citation
“Calflora - Taxon Report.” The Calflora Database, a non-profit organization. .

Accessed: