North America Native Plant

Clawless Draba

Botanical name: Draba exunguiculata

USDA symbol: DREX3

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Clawless Draba: A Rare Mountain Gem Worth Protecting Meet the clawless draba (Draba exunguiculata), one of Colorado’s most precious floral treasures. This tiny alpine wildflower might not win any size contests, but what it lacks in stature, it more than makes up for in rarity and ecological significance. What Makes ...

Rare plant alert!

Region: Conservation status by state

Status: S2: Status is uncertain but is somewhere between the following rankings: 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) ⚘

Clawless Draba: A Rare Mountain Gem Worth Protecting

Meet the clawless draba (Draba exunguiculata), one of Colorado’s most precious floral treasures. This tiny alpine wildflower might not win any size contests, but what it lacks in stature, it more than makes up for in rarity and ecological significance.

What Makes Clawless Draba Special?

Clawless draba is a perennial forb – basically a non-woody flowering plant that comes back year after year. Don’t let the word forb intimidate you; it’s just a fancy way of saying it’s an herbaceous plant that isn’t a grass, sedge, or rush. This little mountain dweller forms neat rosettes of leaves and produces clusters of small white flowers that brighten up the harsh alpine landscape each spring.

A True Colorado Native

This remarkable plant is what botanists call an endemic species – it’s found naturally only in Colorado and nowhere else on Earth. Talk about state pride! While many plants have sprawling ranges across multiple states or countries, clawless draba has chosen to call only the Centennial State home.

Why This Plant Needs Our Attention

Important Conservation Note: Clawless draba has a Global Conservation Status of S2, meaning it’s imperiled due to extreme rarity. With only 6 to 20 known occurrences and an estimated 1,000 to 3,000 individual plants remaining in the wild, this species is hanging on by a thread. If you’re considering growing this plant, please only use responsibly sourced material from reputable native plant nurseries or conservation programs.

Garden Appeal and Landscape Role

While clawless draba might seem like an unusual choice for the average garden, it has distinct appeal for specialized gardening situations:

  • Perfect for alpine and rock gardens that mimic high-elevation conditions
  • Excellent for conservation-minded gardeners wanting to preserve rare species
  • Ideal for educational gardens showcasing Colorado’s unique flora
  • Early spring blooms provide nectar when few other flowers are available

Growing Conditions

Clawless draba isn’t your typical garden center plant – it has very specific needs that reflect its high-altitude origins:

  • USDA Hardiness Zones: 3-5 (extremely cold tolerant)
  • Sunlight: Full sun exposure
  • Soil: Well-draining, rocky or sandy soils that mimic alpine conditions
  • Water: Minimal watering once established; excellent drainage is crucial
  • Elevation: Adapted to high-elevation conditions

Planting and Care Tips

Growing clawless draba successfully requires recreating its natural mountain habitat:

  • Ensure exceptional drainage – this plant will not tolerate soggy soils
  • Use a gritty, mineral-rich soil mix similar to alpine growing mediums
  • Provide protection from hot, humid summer conditions
  • Seeds typically require cold stratification to germinate
  • Once established, avoid overwatering or fertilizing

Wildlife and Pollinator Benefits

Despite its small size, clawless draba plays an important ecological role. Its early spring flowers provide crucial nectar for high-elevation pollinators emerging from winter, including specialized alpine bees and other insects adapted to harsh mountain conditions.

Should You Grow Clawless Draba?

The answer depends on your gardening goals and capabilities. This isn’t a plant for casual gardeners or typical landscape settings. However, if you:

  • Are passionate about conservation
  • Have experience with alpine or specialized plants
  • Can provide the specific growing conditions it needs
  • Have access to responsibly sourced plants

Then clawless draba could be a meaningful addition to your garden. By growing this rare species, you’re not just adding a unique plant to your collection – you’re participating in conservation efforts to preserve Colorado’s irreplaceable botanical heritage.

Remember, with great rarity comes great responsibility. If you choose to grow clawless draba, you’re becoming a steward of one of Colorado’s most precious natural treasures.

Clawless Draba

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Capparales

Family

Brassicaceae Burnett - Mustard family

Genus

Draba L. - draba

Species

Draba exunguiculata (O.E. Schulz) C.L. Hitchc. - clawless draba

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