North America Native Plant

Woollyhead Clover

Botanical name: Trifolium eriocephalum eriocephalum

USDA symbol: TRERE

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Trifolium eriocephalum Nutt. var. butleri Jeps. (TRERB)  âš˜  Trifolium eriocephalum Nutt. var. eriocephalum (TRERE3)   

Woollyhead Clover: A Fuzzy Native Ground Cover for West Coast Gardens If you’re looking for a charming native ground cover that sounds as cute as it looks, meet woollyhead clover! This delightful little plant brings both whimsy and wildlife value to Pacific Coast gardens, all while being refreshingly low-maintenance. What ...

Woollyhead Clover: A Fuzzy Native Ground Cover for West Coast Gardens

If you’re looking for a charming native ground cover that sounds as cute as it looks, meet woollyhead clover! This delightful little plant brings both whimsy and wildlife value to Pacific Coast gardens, all while being refreshingly low-maintenance.

What Makes Woollyhead Clover Special?

Woollyhead clover (Trifolium eriocephalum eriocephalum) is a perennial herbaceous plant native to California, Oregon, and Washington. True to its name, this clover produces adorable fuzzy flower heads that range from white to soft pink, creating a texture that practically begs to be touched. The woolly appearance comes from dense, silky hairs that cover the flower clusters, giving them an almost cotton-ball-like quality.

As a member of the legume family, woollyhead clover naturally fixes nitrogen in the soil, making it both beautiful and beneficial for your garden’s health.

Where Does It Grow?

This native beauty calls the Pacific Coast home, thriving in California, Oregon, and Washington. You’ll find it naturally occurring in coastal areas, grasslands, and open woodlands throughout these states.

Why Plant Woollyhead Clover?

There are plenty of reasons to fall in love with this native ground cover:

  • Pollinator magnet: The nectar-rich flowers attract native bees, butterflies, and other beneficial insects
  • Low maintenance: Once established, it’s quite drought tolerant and requires minimal care
  • Soil improvement: Like other legumes, it fixes nitrogen, naturally enriching your soil
  • Native plant credentials: Supporting local ecosystems while adding beauty to your landscape
  • Unique texture: Those fuzzy flower heads add visual and tactile interest unlike typical garden plants

Growing Conditions and Care

Woollyhead clover is surprisingly easy to please, especially if you’re gardening in USDA zones 8-10. Here’s what it needs to thrive:

Sunlight and Soil

This adaptable plant enjoys full sun to partial shade and isn’t particularly fussy about soil type, as long as it drains well. It actually prefers lean soils over rich, heavily fertilized ground – typical of many native plants that have adapted to natural conditions.

Water Needs

While woollyhead clover appreciates regular water during its first growing season to establish strong roots, it becomes quite drought tolerant once settled in. This makes it perfect for water-wise gardens and areas that might be challenging to irrigate regularly.

Planting Tips

Fall planting works best, giving the plants time to establish before the growing season. You can start from seed or transplants, though seeds may take patience as they establish. Space plants appropriately for ground cover use, and resist the urge to over-fertilize – these natives prefer the tough love approach.

Garden Design Ideas

Woollyhead clover shines in several garden settings:

  • Native plant gardens: Pairs beautifully with other Pacific Coast natives
  • Coastal gardens: Naturally adapted to coastal conditions and salt tolerance
  • Meadow plantings: Creates natural-looking drifts among grasses and wildflowers
  • Pollinator gardens: Provides important nectar sources for native insects
  • Low-maintenance landscapes: Perfect for areas where you want beauty without constant upkeep

Wildlife Benefits

Beyond its pollinator appeal, woollyhead clover supports the broader ecosystem by providing habitat and food sources for various wildlife. The seeds may attract small birds, while the plant structure offers shelter for beneficial insects.

The Bottom Line

Woollyhead clover proves that native plants can be both practical and enchanting. Its fuzzy flowers, easy-care nature, and ecological benefits make it an excellent choice for West Coast gardeners who want to create beautiful, sustainable landscapes. Plus, you’ll never get tired of explaining to visitors why your clover looks like it’s covered in tiny cotton balls!

Whether you’re creating a dedicated native plant garden or simply want to add some low-maintenance charm to a challenging spot, woollyhead clover deserves a place on your plant wish list. Your local pollinators will thank you, and you’ll love watching this delightful native settle in and make itself at home.

Woollyhead Clover

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Fabales

Family

Fabaceae Lindl. - Pea family

Genus

Trifolium L. - clover

Species

Trifolium eriocephalum Nutt. - woollyhead clover

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