North America Native Plant

Maguire’s Draba

Botanical name: Draba maguirei var. maguirei

USDA symbol: DRMAM

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Maguire’s Draba: A Rare Utah Native Worth Protecting in Your Garden If you’re a gardener who loves rare and unique native plants, Maguire’s draba (Draba maguirei var. maguirei) might just capture your heart. This tiny but mighty perennial forb is one of Utah’s special botanical treasures, offering delicate spring beauty ...

Rare plant alert!

Region: Conservation status by state

Status: S3T2: Status is uncertain but is somewhere between the following rankings: Subspecies or variety is 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) ⚘ Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘

Maguire’s Draba: A Rare Utah Native Worth Protecting in Your Garden

If you’re a gardener who loves rare and unique native plants, Maguire’s draba (Draba maguirei var. maguirei) might just capture your heart. This tiny but mighty perennial forb is one of Utah’s special botanical treasures, offering delicate spring beauty while supporting local ecosystems. However, before you start planning where to plant it, there’s something important you need to know about this little wildflower.

What Makes Maguire’s Draba Special

Maguire’s draba is a herbaceous perennial that belongs to the mustard family. As a forb, it lacks woody stems and instead forms low-growing rosettes that hug the ground. Don’t let its modest size fool you – this plant is perfectly adapted to Utah’s challenging high-desert conditions and plays an important role in its native ecosystem.

The plant produces clusters of small, delicate white flowers in spring, creating a charming display that attracts small native pollinators like bees and flies. Its compact growth habit and drought tolerance make it an excellent choice for rock gardens and specialized native plant collections.

Where Maguire’s Draba Calls Home

This remarkable plant is endemic to Utah, making it a true local treasure. You won’t find Maguire’s draba growing wild anywhere else in the world – it’s exclusively found in the Uinta Basin region of Utah, where it has adapted to the area’s unique soil and climate conditions.

Important Conservation Considerations

Here’s where things get serious: Maguire’s draba has a Global Conservation Status of S3T2, which means it’s considered uncommon to rare in the wild. This conservation status is a red flag that should make any responsible gardener pause and think carefully.

If you’re interested in growing this plant, please only obtain it from reputable nurseries that propagate it responsibly from legally collected seed or existing cultivated stock. Never collect plants or seeds from wild populations, as this could harm already vulnerable native communities.

Growing Maguire’s Draba Successfully

If you can source Maguire’s draba responsibly, it can be a rewarding addition to the right garden setting. Here’s what you need to know:

Ideal Growing Conditions

  • Sunlight: Full sun exposure
  • Soil: Well-draining, rocky or sandy soils
  • Water: Minimal irrigation once established; prefers dry conditions
  • Climate: Hardy in USDA zones 4-7

Garden Applications

Maguire’s draba shines in specialized garden settings:

  • Rock gardens and alpine gardens
  • Xeric (dry) landscape designs
  • Native plant collections
  • Conservation gardens focused on rare species

Planting and Care Tips

Success with Maguire’s draba comes down to mimicking its natural habitat:

  • Ensure excellent drainage – this plant cannot tolerate soggy conditions
  • Plant in spring after the last frost
  • Provide minimal supplemental water once established
  • Avoid fertilizing, as this can harm native plants adapted to lean soils
  • Protect from excessive winter moisture

Supporting Local Ecosystems

When grown in appropriate conditions, Maguire’s draba provides valuable ecosystem services. Its small flowers support native pollinators, particularly small bees and flies that have co-evolved with this plant. By including rare natives like this in your garden, you’re creating habitat for specialized wildlife that might otherwise struggle to find resources.

The Bottom Line

Maguire’s draba represents both an opportunity and a responsibility for native plant gardeners. While it can be a fascinating and beautiful addition to the right garden, its rare status means we must approach it with respect and caution. If you can source it responsibly and provide the specialized growing conditions it needs, you’ll be rewarded with a unique piece of Utah’s botanical heritage while contributing to the conservation of this special plant.

Remember: the best way to protect rare native plants is to grow them responsibly while preserving their wild populations for future generations to discover and enjoy.

Maguire’s 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 maguirei C.L. Hitchc. - Maguire's draba

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