
Flower profile
Silky phacelia
Phacelia sericea
Silky phacelia is a wildflower that USDA PLANTS lists as native in the lower 48 states. It's on our flower lists for 2 states, and across the U.S. it's most often seen in bloom in June–August.
*iNaturalist research-grade observations, as of October 17, 2026.
Quick look
Phacelia sericea, the silky phacelia, blue alpine phacelia, or purple fringe, is a showy perennial species of Phacelia endemic to western North America. It grows mainly at subalpine to alpine elevations in forest openings or above treeline among rocks and sand. Sericea comes from the Latin sericeus, or silky, referring to the fine hairs on the leaves and stem.
- It belongs to the Boraginaceae family. iNaturalist
- USDA PLANTS describes it as an herb (forb) / a subshrub with a biennial, perennial life cycle. USDA PLANTS
- USDA PLANTS lists it as native in the lower 48 states and records it in 12 states. USDA PLANTS
- NatureServe lists it as native to Colorado and Wyoming. NatureServe
- In Colorado, most iNaturalist sightings of it in flower come in June–August. iNaturalist
- In Wyoming, most iNaturalist sightings of it in flower come in June–August. iNaturalist
- iNaturalist has 2,554 research-grade sightings of it in Colorado, ranking #56 among the 110 flowers on our Colorado list. iNaturalist
- iNaturalist has 801 research-grade sightings of it in Wyoming, ranking #20 among the 107 flowers on our Wyoming list. iNaturalist
Silky phacelia gift ideas
Handmade silky phacelia gifts from independent makers.
🌱 Sample spot. Handmade gift picks from independent shops will appear here once our shop partnership is approved. These cards are placeholders, not real products.
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Silky phacelia art print
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Silky phacelia greeting card
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Silky phacelia mug
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Silky phacelia earrings
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Silky phacelia embroidery pattern
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Silky phacelia sticker
When does it bloom?
Conservation status
- Federal (U.S. ESA)
- Not listed No U.S. Endangered Species Act listing in the USFWS ECOS database. USFWS ECOS
- NatureServe global
- G5 Secure worldwide. NatureServe
- Colorado
- No list Colorado has no state law listing endangered or threatened plants, so we show NatureServe's Colorado ranks instead. NatureServe: S4, apparently secure in Colorado.
- Wyoming
- No list Wyoming has no state law listing endangered or threatened plants, so we show NatureServe's Wyoming ranks instead. NatureServe: S4, apparently secure in Wyoming.
- Rare elsewhere
- Other states where NatureServe ranks it rare or missing: AK (S2). (S1 critically imperiled, S2 imperiled, SH possibly extirpated, SX presumed extirpated.)
Checked October 17, 2026. Rankings and lists can change, so follow the links for the latest.
Can you eat it?
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.
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 silky phacelia in 12 states.
recorded by USDA PLANTS on our state lists not recorded
See the full list of states
Alaska, Arizona, California, Colorado, Idaho, Montana, Nevada, New Mexico, Oregon, Utah, Washington, Wyoming.
Colorado counties with USDA records: Archuleta, Boulder, Chaffee, Clear Creek, Custer, Delta, Dolores, Eagle, El Paso, Garfield, Gilpin, Grand, Gunnison, Hinsdale, Jackson, La Plata, Lake, Larimer, Mesa, Mineral, Moffat, Montezuma, Ouray, Park, Pitkin, Rio Blanco, Routt, Saguache, San Juan, San Miguel, Summit.
Wyoming counties with USDA records: Albany, Carbon, Fremont, Hot Springs, Lincoln, Natrona, Park, Sublette, Sweetwater, Teton, Uinta.
More Colorado flowers
Sources
- USDA, NRCS. PLANTS Database, profile PHSE.
- iNaturalist, Phacelia sericea: taxonomy, research-grade observation counts and “Flowering” annotations, retrieved October 17, 2026.
- Wikipedia, Phacelia sericea (lead quoted under CC BY-SA 4.0).
- Colorado: Colorado noxious weed lists A, B and C (8 CCR 1206-2, eff. May 15, 2025).
- Wyoming: Wyoming state designated noxious weeds (W.S. 11-5-102(a)(xi)), as listed by the Wyoming Weed & Pest Council.
- USFWS, ECOS species database (ESA listing check), October 17, 2026.
- NatureServe Explorer, Phacelia sericea (global and state ranks).
- Edibility and toxicity: no source found (marked "not well documented").
- Photo: Jens-Christian Svenning via iNaturalist · CC BY 4.0 · resized.


