North America Native Plant

Tushar Mountain Draba

Botanical name: Draba ramulosa

USDA symbol: DRRA2

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Tushar Mountain Draba: A Rare Alpine Gem Worth Protecting Meet one of Utah’s most exclusive native plants – the Tushar Mountain draba (Draba ramulosa). This tiny alpine treasure might not win any height contests, but what it lacks in stature, it makes up for in rarity and specialized charm. If ...

Rare plant alert!

Region: Conservation status by state

Status: S1: Status is uncertain but is somewhere between the following rankings: Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

Tushar Mountain Draba: A Rare Alpine Gem Worth Protecting

Meet one of Utah’s most exclusive native plants – the Tushar Mountain draba (Draba ramulosa). This tiny alpine treasure might not win any height contests, but what it lacks in stature, it makes up for in rarity and specialized charm. If you’re drawn to unique native plants and have a passion for conservation gardening, this little beauty deserves your attention – but with some important caveats.

What Makes This Plant Special?

Tushar Mountain draba is a perennial forb that belongs to the mustard family. Don’t let the forb label intimidate you – it simply means it’s an herbaceous plant without woody stems, similar to your favorite garden herbs and wildflowers. This particular species is what botanists call an endemic plant, meaning it’s found naturally in only one place on Earth: the Tushar Mountains of south-central Utah.

Where Does It Call Home?

This remarkable plant has chosen one of Utah’s most spectacular mountain ranges as its exclusive address. The Tushar Mountains, located in south-central Utah, provide the exact combination of elevation, climate, and soil conditions that Draba ramulosa needs to thrive. You won’t find this species growing wild anywhere else in the world.

A Critical Conservation Concern

Here’s the important part: Tushar Mountain draba carries a Global Conservation Status of S1, which means it’s critically imperiled. With typically five or fewer known populations and very few remaining individuals (less than 1,000 total), this plant is teetering on the edge of extinction. This rarity status means that while growing this species can contribute to conservation efforts, it must only be done with responsibly sourced material – never collected from wild populations.

Garden Appeal and Landscape Role

Despite its rarity, Tushar Mountain draba offers unique aesthetic appeal for the right garden setting. In early spring, it produces clusters of small, delicate white flowers that create a charming display against its low-growing, cushion-like form. The plant typically forms mats or small mounds, making it an excellent choice for:

  • Specialized rock gardens
  • Alpine garden collections
  • Conservation-focused native plant gardens
  • Educational botanical displays

Growing Conditions and Care

If you’re considering adding this rare gem to your garden, you’ll need to replicate its mountain home conditions. Tushar Mountain draba thrives in USDA hardiness zones 4-7 and demands:

  • Excellent drainage: Rocky or sandy, well-draining soil is absolutely essential
  • Full sun exposure: This alpine native needs plenty of direct sunlight
  • Dry conditions: Once established, it’s quite drought tolerant and prefers minimal watering
  • Minimal soil fertility: Rich garden soil can actually harm this mountain specialist

Pollinator and Wildlife Benefits

While small in stature, Tushar Mountain draba punches above its weight in terms of ecological value. Its early spring blooms provide crucial nectar for small native bees, flies, and other pollinators when few other food sources are available. In its natural habitat, it likely supports specialized insects that have co-evolved with this rare plant.

Should You Grow It?

The answer depends on your commitment to conservation and your garden conditions. Consider growing Tushar Mountain draba if you:

  • Have experience with alpine or rock garden plants
  • Can provide the specific growing conditions it requires
  • Are committed to obtaining plants only from reputable native plant nurseries that propagate rather than wild-collect
  • Want to contribute to conservation efforts for rare species

However, this plant isn’t suitable for typical garden settings or casual gardeners. Its specialized needs and conservation status require dedicated care and responsibility.

Planting and Care Tips

If you decide to grow this conservation treasure:

  • Source plants only from certified nurseries that propagate their own stock
  • Prepare a well-draining planting site with sandy or rocky soil
  • Plant in full sun locations
  • Water sparingly – overwatering is more dangerous than drought
  • Avoid fertilizing, as rich conditions can weaken the plant
  • Consider participating in seed collection programs if available through conservation organizations

The Bottom Line

Tushar Mountain draba represents both the beauty and fragility of our native plant heritage. While it’s not a plant for every garden, those with the right conditions and conservation mindset can play a valuable role in preserving this remarkable species. By growing responsibly sourced plants and supporting conservation efforts, gardeners can help ensure that future generations will still be able to marvel at this tiny mountain treasure.

Remember: the best way to appreciate rare plants like Tushar Mountain draba is to protect their wild habitats and support conservation organizations working to preserve Utah’s unique mountain ecosystems.

Tushar Mountain 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 ramulosa Rollins - Tushar Mountain draba

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