North America Native Plant

Desert Woollystar

Botanical name: Eriastrum eremicum eremicum

USDA symbol: ERERE

Life cycle: annual

Habit: forb

Native status: Native to the lower 48 states  

Desert Woollystar: A Charming Native Annual for Southwestern Gardens If you’re looking to add a touch of delicate beauty to your desert garden while supporting local ecosystems, meet the desert woollystar (Eriastrum eremicum eremicum). This unassuming little native annual might just become your new favorite wildflower—especially if you love plants ...

Desert Woollystar: A Charming Native Annual for Southwestern Gardens

If you’re looking to add a touch of delicate beauty to your desert garden while supporting local ecosystems, meet the desert woollystar (Eriastrum eremicum eremicum). This unassuming little native annual might just become your new favorite wildflower—especially if you love plants that practically grow themselves!

What Makes Desert Woollystar Special?

Desert woollystar is a true southwestern native, calling Arizona, California, Nevada, and Utah home. As an annual forb (that’s garden-speak for a soft-stemmed, non-woody plant), it completes its entire life cycle in one growing season, making it perfect for gardeners who enjoy seasonal variety.

This charming wildflower gets its common name from its distinctive appearance—small, star-shaped flowers that emerge from woolly, fuzzy clusters. The blooms typically range from white to pale blue, creating a soft, ethereal look that contrasts beautifully with the harsh desert landscape.

Why Your Garden Will Love Desert Woollystar

Here’s where desert woollystar really shines as a garden choice:

  • Ultimate low-maintenance: Once established, this little beauty thrives on neglect and minimal water
  • Pollinator magnet: Native bees, butterflies, and other desert pollinators absolutely love the nectar-rich flowers
  • Adaptable grower: Thrives in poor, rocky, or sandy soils that would challenge other plants
  • Self-seeding: As an annual, it readily self-sows for next year’s display
  • Authentic desert character: Adds genuine southwestern charm to your landscape

Perfect Garden Settings

Desert woollystar works wonderfully in several garden styles:

  • Xeriscapes and desert gardens: A natural fit alongside other drought-tolerant natives
  • Wildflower meadows: Creates lovely drifts when allowed to naturalize
  • Rock gardens: Softens harsh edges with its delicate texture
  • Ground cover situations: Provides seasonal interest in challenging spots

Growing Desert Woollystar Successfully

The best part about growing desert woollystar? It’s almost foolproof if you match its natural preferences:

Ideal Growing Conditions

  • Sunlight: Full sun (6+ hours daily)
  • Soil: Well-draining sandy, rocky, or poor soils—rich soil actually hinders its growth!
  • Water: Minimal once established; overwatering is more harmful than drought
  • Climate zones: USDA zones 8-10, thriving in desert climates

Planting and Care Tips

Getting desert woollystar established is refreshingly simple:

  • Timing: Direct seed in fall for spring blooms—this mimics natural winter rain patterns
  • Soil prep: No need for amendments; disturbed or poor soil is actually preferred
  • Watering: Water lightly after seeding, then step back—this plant prefers to rely on natural rainfall
  • Maintenance: Virtually none required! Simply let it complete its cycle and self-seed

Supporting Native Ecosystems

By choosing desert woollystar, you’re doing more than just adding beauty to your garden. This native annual plays an important role in supporting local wildlife, providing crucial nectar sources for desert pollinators during its blooming period. It’s also perfectly adapted to your local climate, requiring far fewer resources than non-native alternatives.

The Bottom Line

Desert woollystar proves that native doesn’t mean boring, and low-maintenance doesn’t mean less beautiful. Whether you’re a seasoned desert gardener or just starting to embrace water-wise landscaping, this charming annual offers authentic southwestern character with virtually zero fuss. Sometimes the best garden additions are the ones that know exactly how to take care of themselves!

Desert Woollystar

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

Solanales

Family

Polemoniaceae Juss. - Phlox family

Genus

Eriastrum Wooton & Standl. - woollystar

Species

Eriastrum eremicum (Jeps.) H. Mason - desert woollystar

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