North America Native Plant

Mendocino Erigeron

Botanical name: Erigeron foliosus var. mendocinus

USDA symbol: ERFOM

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Erigeron mendocinus Greene (ERME16)   

Mendocino Erigeron: A Rare California Native Worth Protecting in Your Garden If you’re looking for a charming native wildflower that brings authentic California character to your garden, meet the Mendocino erigeron (Erigeron foliosus var. mendocinus). This delightful little daisy might not be the showiest plant on the block, but it ...

Rare plant alert!

Region: Conservation status by state

Status: S5T2T3: Status is uncertain but is somewhere between the following rankings: Subspecies or variety is imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ Subspecies or variety is 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. ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Mendocino Erigeron: A Rare California Native Worth Protecting in Your Garden

If you’re looking for a charming native wildflower that brings authentic California character to your garden, meet the Mendocino erigeron (Erigeron foliosus var. mendocinus). This delightful little daisy might not be the showiest plant on the block, but it packs a punch when it comes to supporting local ecosystems and adding subtle beauty to naturalized spaces.

What Makes Mendocino Erigeron Special?

The Mendocino erigeron is a perennial forb—basically a non-woody flowering plant that comes back year after year. Don’t let the fancy botanical name intimidate you; this is simply a member of the aster family that produces small, cheerful daisy-like flowers with white to pale pink petals surrounding sunny yellow centers. The blooms appear from spring through fall, providing a long season of understated charm.

What makes this plant truly special is its California heritage. As a native species, it has evolved alongside local wildlife and is perfectly adapted to the Golden State’s unique climate and growing conditions.

Where Does It Come From?

This erigeron is endemic to California, with its primary home in Mendocino County along the coastal regions. It’s a true California native that has been calling the state home long before any of us arrived on the scene.

Important Conservation Note

Here’s something every responsible gardener should know: Mendocino erigeron has a conservation status that suggests it may be uncommon to rare in its native range. This means if you decide to grow this beauty, it’s crucial to source it responsibly. Always purchase from reputable native plant nurseries that propagate their own stock rather than wild-collecting. Never collect seeds or plants from wild populations.

Why Grow Mendocino Erigeron?

Despite its rarity, there are compelling reasons to consider this native in your garden:

  • Pollinator magnet: The small flowers attract native bees, butterflies, and other beneficial insects
  • Low maintenance: Once established, it’s quite drought tolerant and requires minimal care
  • Long bloom period: Flowers from spring through fall provide consistent color
  • Authentic habitat: Helps create genuine California native plant communities
  • Conservation contribution: Growing responsibly sourced plants helps preserve genetic diversity

Perfect Garden Situations

Mendocino erigeron thrives in several garden settings:

  • Native plant gardens: Pairs beautifully with other California natives
  • Rock gardens: Its compact form works well among stones and boulders
  • Coastal gardens: Naturally adapted to coastal conditions
  • Xeriscape designs: Excellent drought tolerance once established
  • Naturalized areas: Perfect for creating meadow-like spaces

Growing Conditions and Care

The good news is that Mendocino erigeron isn’t particularly fussy, though it does have some preferences:

  • Sunlight: Full sun to partial shade
  • Soil: Well-draining soil is essential; it won’t tolerate soggy conditions
  • Water: Drought tolerant once established, but appreciates occasional deep watering
  • Climate: Best suited for USDA hardiness zones 8-10
  • Maintenance: Generally low maintenance with minimal pruning needed

Planting and Care Tips

Getting your Mendocino erigeron off to a good start is fairly straightforward:

  • Plant in fall for best establishment before summer heat
  • Ensure excellent drainage—consider raised beds or slopes if your soil is clay-heavy
  • Water regularly the first year, then reduce as the plant establishes
  • Allow plants to self-seed for natural propagation (with responsible sourcing in mind)
  • Deadhead spent flowers to encourage continued blooming, or leave them for wildlife

The Bottom Line

Mendocino erigeron might be a bit of a hidden gem, but that’s exactly what makes it special. This rare California native offers gardeners a chance to grow something truly unique while supporting local ecosystems and conservation efforts. Just remember: if you fall in love with this charming wildflower, always source it responsibly from reputable native plant nurseries. Your garden—and California’s natural heritage—will thank you for it.

By choosing native plants like Mendocino erigeron, you’re not just creating a beautiful garden; you’re participating in the preservation of California’s botanical legacy. And that’s something worth blooming about!

Mendocino Erigeron

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

Erigeron L. - fleabane

Species

Erigeron foliosus Nutt. - leafy fleabane

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