North America Native Plant

Alpine Bittercress

Botanical name: Cardamine bellidifolia var. pachyphylla

USDA symbol: CABEP

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Alpine Bittercress: A Rare Mountain Gem for Specialized Gardens If you’re passionate about alpine gardening and love the challenge of growing rare mountain plants, alpine bittercress (Cardamine bellidifolia var. pachyphylla) might just be the perfect addition to your collection. This petite perennial brings a touch of high-altitude wilderness to your ...

Rare plant alert!

Region: Conservation status by state

Status: S5T3: Status is uncertain but is somewhere between the following rankings: Subspecies or variety is 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. ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Alpine Bittercress: A Rare Mountain Gem for Specialized Gardens

If you’re passionate about alpine gardening and love the challenge of growing rare mountain plants, alpine bittercress (Cardamine bellidifolia var. pachyphylla) might just be the perfect addition to your collection. This petite perennial brings a touch of high-altitude wilderness to your garden, though it’s definitely not your average backyard plant!

What Makes Alpine Bittercress Special?

Alpine bittercress is a native forb – essentially a non-woody flowering plant that dies back to ground level each winter and returns faithfully each spring. As a member of the mustard family, it produces delicate white flowers that add subtle beauty to alpine settings.

This isn’t just any garden-variety plant. With a Global Conservation Status of S5T3, alpine bittercress has a somewhat restricted distribution, making it a special find for collectors of rare native plants. Its natural habitat tells us everything we need to know about its personality – this little plant thrives in the challenging conditions of mountain environments.

Where Does It Call Home?

Alpine bittercress is native to the western United States, specifically found in the mountainous regions of California, Oregon, and Washington. Picture those pristine alpine meadows and rocky slopes where the air is crisp and the growing season is short – that’s where this tough little plant makes its living.

Should You Grow Alpine Bittercress?

Here’s the honest truth: alpine bittercress isn’t for everyone. This plant is best suited for gardeners who:

  • Have experience with alpine or rock garden plants
  • Can provide cool, mountain-like growing conditions
  • Appreciate subtle beauty over showy displays
  • Want to support native plant conservation
  • Have access to responsibly sourced plant material

If you’re looking for a low-maintenance ground cover or a plant that thrives in typical garden conditions, you might want to consider other native options that are better suited to average garden settings.

Creating the Right Environment

Growing alpine bittercress successfully means recreating its mountain home as closely as possible. This plant craves:

  • Cool temperatures and good air circulation
  • Well-draining, rocky or sandy soil
  • Consistent moisture without waterlogging
  • Protection from intense afternoon sun in warmer climates
  • A winter chill period for proper dormancy

Think rock gardens, alpine troughs, or specialized mountain plant collections. This isn’t a plant for the perennial border – it needs the specialized conditions of an alpine garden to truly thrive.

Garden Design Ideas

Alpine bittercress shines in:

  • Rock gardens with other mountain natives
  • Alpine plant collections and specialty gardens
  • Trough gardens and container alpine displays
  • Native plant gardens focused on regional mountain flora

A Word About Responsible Growing

Given its conservation status and limited distribution, it’s crucial to source alpine bittercress responsibly. Only purchase plants from reputable native plant nurseries that propagate their own stock – never collect from wild populations. By growing this plant responsibly, you’re contributing to conservation efforts while enjoying a truly special native species.

The Bottom Line

Alpine bittercress is a plant for the dedicated alpine gardener who appreciates subtle beauty and wants to grow something truly special. While it requires specific conditions and careful sourcing, it rewards the patient gardener with a genuine piece of mountain wilderness. If you’re up for the challenge and can provide the right conditions, this rare native makes a wonderful addition to specialized alpine collections.

Remember, not every plant needs to be easy to grow to be worth growing – sometimes the most rewarding plants are the ones that challenge us to become better gardeners!

Alpine Bittercress

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

Cardamine L. - bittercress

Species

Cardamine bellidifolia L. - alpine bittercress

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