Bloomipedia
California yerba santa (Eriodictyon californicum)
Photo: Anne Parsons via iNaturalist · CC0 · resized

Flower profile

California yerba santa

Eriodictyon californicum

Native to California

California yerba santa is a flowering plant that USDA PLANTS lists as native in the lower 48 states. In California it's most often seen in bloom in March–June.

2states
12,006CA sightings*
12,327U.S. sightings*

*iNaturalist research-grade observations, as of October 17, 2026.

On our lists for: California

Quick look

Eriodictyon californicum, common name California yerba santa, is a species of plant in the family Namaceae. It is a perennial evergreen shrub native to California and Oregon.

  • It belongs to the Boraginaceae family. iNaturalist
  • USDA PLANTS describes it as a shrub with a perennial life cycle. USDA PLANTS
  • USDA PLANTS lists it as native in the lower 48 states and records it in 2 states. USDA PLANTS
  • NatureServe lists it as native to California. NatureServe
  • In California, most iNaturalist sightings of it in flower come in March–June. iNaturalist
  • USDA PLANTS lists its flower color as purple. USDA PLANTS
  • USDA PLANTS gives its bloom period as spring. USDA PLANTS
  • USDA PLANTS lists a mature height of about 8 ft. USDA PLANTS
  • iNaturalist has 12,006 research-grade sightings of it in California, ranking #69 among the 110 flowers on our California list. iNaturalist

California yerba santa gift ideas

Handmade california yerba santa gifts from independent makers.

When does it bloom?

In California, most flowering sightings come in March–June.

Flowering records by month in California (iNaturalist research-grade observations marked “Flowering”) (1,603 records)

Conservation status

Federal (U.S. ESA)
Not listed No U.S. Endangered Species Act listing in the USFWS ECOS database. USFWS ECOS
NatureServe global
G4 Apparently secure worldwide. NatureServe
California
Not listed Not on California state-listed endangered, threatened and rare plants (14 CCR § 670.2), per CDFW's CNDDB list (July 2026). NatureServe: SNR, not yet ranked in California. CNDDB listed plants (July 2026)
Rare elsewhere
No other U.S. state ranks it S1, S2, SH or SX.

Checked October 17, 2026. Rankings and lists can change, so follow the links for the latest.

Can you eat it?

For peopleNot well documented

None of the sources we checked (NC State Extension (no page for this plant), USDA PLANTS) say whether it's edible or poisonous for people.

For petsNot well documented

It isn't on the ASPCA plant list.

🌿 Never eat a wild plant unless you're certain of its ID; this isn't medical advice. Worried about a person? Call Poison Control at 1-800-222-1222. Worried about a pet? Call your vet.

Where does it grow?

USDA PLANTS records California yerba santa in 2 states.

recorded by USDA PLANTS on our state lists not recorded

See the full list of states

California, Oregon.

California counties with USDA records: Alameda, Amador, Butte, Calaveras, Colusa, Contra Costa, Del Norte, El Dorado, Fresno, Glenn, Humboldt, Kern, Lake, Madera, Marin, Mariposa, Mendocino, Monterey, Napa, Nevada, Placer, Plumas, Sacramento, San Benito, San Luis Obispo, San Mateo, Santa Clara, Santa Cruz, Shasta, Sierra, Siskiyou, Solano, Sonoma, Stanislaus, Sutter, Tehama, Trinity, Tulare, Tuolumne, Yolo, Yuba.

More California flowers

Sources