North America Native Plant

Seaside Woolly Sunflower

Botanical name: Eriophyllum stoechadifolium

USDA symbol: ERST9

Life cycle: perennial

Habit: subshrub

Native status: Native to the lower 48 states  

Synonyms: Eriophyllum stoechadifolium Lag. var. artemisiifolium (Less.) J.F. Macbr. (ERSTA2)  âš˜  Eriophyllum stoechadifolium Lag. var. depressum Greene (ERSTD)   

Seaside Woolly Sunflower: A Coastal Native Worth Growing If you’re looking for a charming, low-maintenance native plant that can handle tough coastal conditions, meet the seaside woolly sunflower (Eriophyllum stoechadifolium). This delightful little perennial might just be the perfect addition to your drought-tolerant garden or seaside landscape. What Makes Seaside ...

Rare plant alert!

Region: Conservation status by state

Status: S3S4: 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 ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘

Seaside Woolly Sunflower: A Coastal Native Worth Growing

If you’re looking for a charming, low-maintenance native plant that can handle tough coastal conditions, meet the seaside woolly sunflower (Eriophyllum stoechadifolium). This delightful little perennial might just be the perfect addition to your drought-tolerant garden or seaside landscape.

What Makes Seaside Woolly Sunflower Special?

Don’t let the name fool you – this isn’t your typical towering sunflower. The seaside woolly sunflower is actually a compact, low-growing shrub that rarely exceeds 1.5 feet in height, making it perfect for ground cover or front-of-border plantings. Its silvery-gray, woolly foliage provides year-round interest, while cheerful yellow daisy-like flowers brighten up the garden from spring through fall.

What really sets this plant apart is its incredible resilience. Native to the coastal regions of California and Oregon, it’s perfectly adapted to handle salt spray, sandy soils, and drought conditions that would stress many other plants.

Where Does It Naturally Grow?

The seaside woolly sunflower calls the Pacific Coast home, naturally occurring along the coastlines of California and southern Oregon. You’ll find it thriving in coastal bluffs, dunes, and scrublands where few other plants can survive the harsh marine environment.

Why Grow Seaside Woolly Sunflower?

Here are some compelling reasons to consider adding this native beauty to your landscape:

  • Drought tolerance: Once established, it requires minimal watering, making it perfect for water-wise gardens
  • Pollinator magnet: The abundant flowers attract native bees, butterflies, and other beneficial insects
  • Low maintenance: This tough little plant practically takes care of itself
  • Year-round interest: The woolly foliage provides texture and color even when not in bloom
  • Coastal conditions: Thrives in challenging seaside environments where other plants struggle

Perfect Garden Settings

The seaside woolly sunflower shines in several landscape applications:

  • Mediterranean and xeriscape gardens
  • Coastal landscapes and seaside gardens
  • Rock gardens and succulent displays
  • Native plant gardens
  • Ground cover for slopes and challenging areas

Growing Conditions and Care

One of the best things about seaside woolly sunflower is how easy it is to grow, provided you give it the right conditions:

Sunlight: Full sun is essential for best flowering and compact growth

Soil: Well-draining sandy or rocky soil is preferred. Avoid heavy clay or constantly moist conditions

Water: Drought tolerant once established, but benefits from occasional deep watering during extended dry periods

Climate: Hardy in USDA zones 8-10, making it suitable for mild coastal and Mediterranean climates

Planting and Care Tips

Getting your seaside woolly sunflower off to a good start is straightforward:

  • Plant in fall or early spring for best establishment
  • Ensure excellent drainage – this plant hates wet feet
  • Water regularly the first year, then reduce frequency as it establishes
  • Light pruning after flowering can help maintain shape and encourage more blooms
  • No fertilizer needed – this plant prefers lean soils

A Word About Conservation

It’s worth noting that seaside woolly sunflower has a conservation status that suggests it may be somewhat uncommon in parts of its range. If you decide to grow this lovely native, please source your plants from reputable nurseries that propagate from ethically collected seeds or cuttings rather than wild-collected plants.

The Bottom Line

The seaside woolly sunflower is a fantastic choice for gardeners in coastal California and Oregon who want a beautiful, low-maintenance native plant. Its cheerful flowers, interesting foliage, and ability to thrive in challenging conditions make it a valuable addition to any drought-tolerant or coastal garden. Plus, you’ll be supporting local pollinators and preserving regional biodiversity – what’s not to love?

Seaside Woolly Sunflower

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

Eriophyllum Lag. - woolly sunflower

Species

Eriophyllum stoechadifolium Lag. - seaside woolly sunflower

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