North America Native Plant

Gorman’s Aster

Botanical name: Eucephalus gormanii

USDA symbol: EUGO5

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Aster gormanii (Piper) S.F. Blake (ASGO)   

Gorman’s Aster: A Rare Oregon Native Worth Protecting in Your Garden If you’re passionate about growing truly unique native plants, Gorman’s aster (Eucephalus gormanii) might just be the hidden gem you’ve been searching for. This charming Oregon endemic brings delicate beauty to late-season gardens while supporting local pollinators—but there’s an ...

Rare plant alert!

Region: Conservation status by state

Status: S3: Status is uncertain but is somewhere between the following rankings: Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘

Gorman’s Aster: A Rare Oregon Native Worth Protecting in Your Garden

If you’re passionate about growing truly unique native plants, Gorman’s aster (Eucephalus gormanii) might just be the hidden gem you’ve been searching for. This charming Oregon endemic brings delicate beauty to late-season gardens while supporting local pollinators—but there’s an important conservation story behind this special little wildflower.

What Makes Gorman’s Aster Special?

Gorman’s aster is a perennial forb that belongs to the diverse aster family. Unlike woody shrubs or trees, this herbaceous plant dies back to ground level each winter, storing energy in its root system to emerge fresh each spring. What makes it truly special is its exclusive relationship with Oregon—you won’t find this beauty growing wild anywhere else in the world.

The plant produces classic daisy-like flowers with white to pale purple petals surrounding sunny yellow centers. These cheerful blooms appear in late summer through fall, providing crucial late-season nectar when many other flowers have finished for the year.

Where Does It Grow?

Gorman’s aster calls Oregon home, specifically the Cascade Range region. This limited geographic distribution makes it a true Oregon treasure, evolved to thrive in the specific conditions of its mountain habitat.

A Plant That Needs Our Help

Here’s where things get serious: Gorman’s aster has a Global Conservation Status of S3, meaning it’s considered vulnerable. With typically only 21 to 100 known occurrences and between 3,000 to 10,000 individuals in the wild, this isn’t your everyday garden plant. Its rarity makes it vulnerable to habitat loss and other environmental pressures.

Important note for gardeners: If you choose to grow Gorman’s aster, please ensure you’re using responsibly sourced material. This means purchasing from reputable native plant nurseries that propagate plants ethically rather than collecting from wild populations.

Why Grow Gorman’s Aster?

Despite—or perhaps because of—its rarity, there are compelling reasons to include this native in appropriate gardens:

  • Pollinator magnet: Late-season blooms provide essential nectar for native bees, butterflies, and other pollinators when food sources become scarce
  • Conservation impact: Growing native plants in gardens helps preserve genetic diversity and supports local ecosystems
  • Low maintenance: Once established, native plants typically require less water and care than non-native alternatives
  • Authentic regional character: Nothing says Oregon native garden quite like plants that evolved right in your backyard

Growing Gorman’s Aster Successfully

Based on its natural Cascade Range habitat, Gorman’s aster likely prefers:

  • Sunlight: Full sun to partial shade
  • Soil: Well-draining soils that don’t stay soggy
  • Water: Drought tolerant once established, but appreciates occasional deep watering during dry spells
  • Climate: Hardy in USDA zones 5-8, perfect for most Oregon gardens

Garden Design Ideas

Gorman’s aster shines in:

  • Native wildflower gardens
  • Naturalized meadow areas
  • Rock gardens that mimic mountain conditions
  • Pollinator gardens focused on late-season blooms

Pair it with other Oregon natives like lupines, penstemons, and native grasses for an authentic Pacific Northwest look.

The Bottom Line

Gorman’s aster represents both an opportunity and a responsibility. By growing this rare Oregon native thoughtfully and responsibly, you’re not just adding beauty to your garden—you’re participating in conservation. Just remember to source your plants ethically and give this special wildflower the respect it deserves as one of Oregon’s unique botanical treasures.

Every garden that welcomes Gorman’s aster becomes a small sanctuary for Oregon’s native heritage. Now that’s something worth growing!

Gorman’s Aster

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Eucephalus Nutt. - aster

Species

Eucephalus gormanii Piper - Gorman's aster

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA