North America Native Plant

Kathul Mountain Draba

Botanical name: Draba murrayi

USDA symbol: DRMU

Life cycle: perennial

Habit: forb

Native status: Native to Alaska âš˜ Native to Canada  

Kathul Mountain Draba: A Rare Arctic Gem That’s Not for Every Garden Meet the Kathul Mountain draba (Draba murrayi), a tiny but mighty perennial that calls some of the world’s most challenging landscapes home. This little alpine warrior might just be the plant equivalent of a polar bear – absolutely ...

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) ⚘

Kathul Mountain Draba: A Rare Arctic Gem That’s Not for Every Garden

Meet the Kathul Mountain draba (Draba murrayi), a tiny but mighty perennial that calls some of the world’s most challenging landscapes home. This little alpine warrior might just be the plant equivalent of a polar bear – absolutely fascinating, perfectly adapted to extreme conditions, but definitely not something you’d want to keep in your backyard!

What Makes This Plant Special

The Kathul Mountain draba is a forb – essentially a non-woody plant that stays low to the ground and produces beautiful clusters of small, white, four-petaled flowers. Think of it as nature’s answer to extreme minimalism: compact, efficient, and surprisingly elegant in its simplicity. This perennial forms dense, cushion-like mats that hug the ground, making it look like someone scattered tiny white confetti across a green carpet.

Where You’ll Find It in the Wild

This arctic specialist is native to Alaska and Canada’s Yukon Territory, where it thrives in conditions that would make most garden plants throw in the trowel. We’re talking about regions where mild weather means it’s only slightly below freezing, and the growing season is shorter than a summer vacation.

The Rarity Reality Check

Here’s where things get serious: Kathul Mountain draba has a Global Conservation Status of S2, meaning it’s considered Imperiled. With typically only 6 to 20 known occurrences and few remaining individuals (estimated at 1,000 to 3,000), this plant is rarer than finding a parking spot at the mall during the holidays. This rarity is due to extreme environmental specificity and vulnerability to habitat changes.

Should You Grow It? (Spoiler Alert: Probably Not)

Unless you live in USDA Hardiness Zones 1-3 (and possibly zone 4 with perfect conditions), have access to responsibly sourced seeds or plants, and possess the patience of a saint, this probably isn’t the plant for you. Here’s why:

  • Requires brutally cold winters and cool summers
  • Needs excellent drainage and full sun exposure
  • Thrives in alkaline to neutral soil conditions
  • Extremely difficult to cultivate outside its native range
  • Limited availability due to conservation concerns

For the Brave Alpine Gardeners

If you’re one of those dedicated alpine gardeners with the right climate and a commitment to conservation, here’s what you need to know:

Growing Conditions: This plant demands conditions that mirror its arctic home – think excellent drainage, full sun, and soil that doesn’t stay soggy. It’s adapted to extreme temperature fluctuations and short growing seasons.

Garden Role: In the right setting, Kathul Mountain draba works beautifully as a specialized ground cover in rock gardens or alpine gardens. Its compact, mat-forming habit and delicate flowers create an authentic arctic landscape feel.

Pollinator Benefits: While small, the flowers do attract tiny native pollinators like small bees and flies that are adapted to harsh arctic conditions.

The Responsible Choice

Given its imperiled status, we strongly recommend that if you’re determined to grow this plant, only source it from reputable suppliers who use responsibly collected seeds or ethically propagated material. Never collect from wild populations – they’re already struggling enough!

For most gardeners, appreciating the Kathul Mountain draba means understanding its important role in arctic ecosystems and supporting conservation efforts from afar. Consider it a reminder of nature’s incredible adaptability and the importance of preserving these specialized habitats.

Better Alternatives for Most Gardens

If you’re drawn to the idea of small, white-flowered alpine plants but live in a more temperate climate, consider native alternatives that might give you a similar aesthetic without the conservation concerns. Look for local native rock garden plants or alpine species that are better suited to your specific region.

Sometimes the best way to love a plant is to let it thrive where it belongs – in this case, in the wild, harsh beauty of the Arctic, where it continues to be a small but important piece of one of Earth’s most extreme ecosystems.

Kathul 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 murrayi G. Mulligan - Kathul 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