North America Native Plant

Beautiful Woolly Sunflower

Botanical name: Eriophyllum ambiguum var. ambiguum

USDA symbol: ERAMA

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Beautiful Woolly Sunflower: California’s Charming Native Annual Meet the beautiful woolly sunflower (Eriophyllum ambiguum var. ambiguum), a delightful little California native that’s been quietly brightening golden state landscapes for centuries. This cheerful annual forb might just be the perfect addition to your water-wise garden – if you’re lucky enough to ...

Beautiful Woolly Sunflower: California’s Charming Native Annual

Meet the beautiful woolly sunflower (Eriophyllum ambiguum var. ambiguum), a delightful little California native that’s been quietly brightening golden state landscapes for centuries. This cheerful annual forb might just be the perfect addition to your water-wise garden – if you’re lucky enough to garden in its native range.

What Makes This Sunflower Special?

Don’t let the name fool you – while it’s called a sunflower, this petite beauty is quite different from the towering giants you might be picturing. The beautiful woolly sunflower is actually a low-growing forb, which is botanist-speak for a non-woody plant that stays close to the ground. What makes it truly special is its soft, woolly grayish-green foliage that feels almost velvet-like to the touch, topped with bright yellow daisy-like flowers that seem to glow in the California sunshine.

Where Does It Call Home?

This lovely native is exclusively Californian, naturally occurring throughout the Golden State’s diverse landscapes. As a true California endemic, it has evolved specifically to thrive in the state’s unique Mediterranean climate and soil conditions.

Why You’ll Want to Grow Beautiful Woolly Sunflower

If you’re gardening in California, here are some compelling reasons to give this native annual a spot in your landscape:

  • Drought tolerance: Once established, it needs minimal water – perfect for California’s dry summers
  • Pollinator magnet: The bright yellow flowers attract native bees, butterflies, and other beneficial insects
  • Low maintenance: As an annual, it completes its life cycle in one growing season and often self-seeds for next year
  • Authentic habitat: Supports local ecosystems and provides food for native wildlife
  • Charming appearance: The woolly foliage and cheerful flowers add texture and color to any garden

Perfect Garden Companions

Beautiful woolly sunflower shines in naturalized wildflower meadows, drought-tolerant landscapes, and native plant gardens. It’s particularly at home in Mediterranean-style gardens where its silvery foliage can complement other California natives like poppies, lupines, and native grasses. The plant works wonderfully as a seasonal ground cover or scattered throughout a mixed border for pops of golden color.

Growing Conditions That Make It Happy

This adaptable native isn’t picky about much, which makes it perfect for beginning gardeners or anyone wanting a low-fuss addition to their landscape:

  • Sunlight: Thrives in full sun conditions
  • Soil: Tolerates poor soils and prefers well-draining conditions
  • Water: Drought-tolerant once established; minimal supplemental watering needed
  • Climate zones: Best suited for USDA zones 8-10, matching California’s climate

Planting and Care Made Simple

Growing beautiful woolly sunflower is refreshingly straightforward:

  • When to plant: Direct sow seeds in fall or early spring when temperatures are cool
  • Seeding: Scatter seeds directly where you want them to grow – they don’t transplant well
  • Spacing: Let nature decide – these plants will find their perfect spacing as they grow
  • Watering: Water gently after seeding, then reduce watering as plants establish
  • Maintenance: Practically none required – just enjoy the show!

One of the best things about this annual is its tendency to self-seed. If you let some flowers go to seed at the end of the growing season, you’ll likely have new plants appearing the following year without any effort on your part.

The Bottom Line

Beautiful woolly sunflower is a gem for California gardeners who want to embrace native plants while creating beautiful, sustainable landscapes. Its combination of ecological benefits, low water needs, and cheerful appearance makes it a wonderful choice for anyone looking to garden in harmony with their local environment. While gardeners outside California won’t be able to grow this particular species, the good news is that most regions have their own native Eriophyllum species that offer similar benefits and charm.

If you’re ready to add some authentic California sunshine to your garden, beautiful woolly sunflower might just be the perfect place to start your native plant journey.

Beautiful 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 ambiguum (A. Gray) A. Gray - beautiful 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