North America Native Plant

Sierra Draba

Botanical name: Draba sierrae

USDA symbol: DRSI

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Sierra Draba: A Delicate Mountain Gem for California Native Gardens If you’re enchanted by tiny treasures that pack a big punch in the garden, let me introduce you to Sierra draba (Draba sierrae). This charming little perennial might not win any contests for showiness, but what it lacks in size, ...

Rare plant alert!

Region: Conservation status by state

Status: S3: Status is uncertain but is somewhere between the following rankings: 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 ⚘

Sierra Draba: A Delicate Mountain Gem for California Native Gardens

If you’re enchanted by tiny treasures that pack a big punch in the garden, let me introduce you to Sierra draba (Draba sierrae). This charming little perennial might not win any contests for showiness, but what it lacks in size, it makes up for in character and conservation value.

What Makes Sierra Draba Special

Sierra draba is a true California native, belonging to the mustard family and classified as a forb – essentially a soft-stemmed herbaceous plant that comes back year after year. Think of it as nature’s way of creating living jewelry for rocky mountain slopes.

This petite perennial forms low-growing rosettes of small leaves and produces clusters of tiny white flowers in early spring. While each individual bloom might be smaller than your pinky nail, when they appear en masse, they create a delicate carpet of white that signals winter’s end in the high country.

Where Sierra Draba Calls Home

Sierra draba is endemic to California, specifically the Sierra Nevada mountain range. This mountain specialist has adapted to life in rocky, well-drained soils at higher elevations, where it has learned to thrive in conditions that would challenge many garden plants.

A Plant Worth Protecting

Here’s something important every gardener should know: Sierra draba has a Global Conservation Status of S3, meaning it’s considered vulnerable in the wild. With only an estimated 3,000 to 10,000 individuals remaining and limited to specific mountain habitats, this little plant needs our help.

If you’re interested in growing Sierra draba, please ensure you source seeds or plants responsibly from reputable native plant nurseries or seed companies that collect sustainably. Never collect from wild populations – these small communities need every plant they can get!

Is Sierra Draba Right for Your Garden?

Sierra draba isn’t for everyone, but it might be perfect if you:

  • Live in USDA hardiness zones 5-8
  • Have a rock garden or alpine garden setup
  • Enjoy native California plants
  • Appreciate subtle, delicate beauty over flashy displays
  • Want to support conservation through gardening
  • Have excellent drainage in your planting area

This plant is ideal for rock gardens, alpine gardens, or specialized native California landscapes. It’s not the best choice for traditional flower borders or areas that receive regular irrigation.

Growing Conditions That Make Sierra Draba Happy

Think mountain meadow when planning for Sierra draba:

  • Soil: Well-drained, rocky, or gravelly soil is essential – soggy roots spell doom for this mountain native
  • Sun: Full sun to partial shade, mimicking its natural habitat
  • Water: Minimal supplemental watering once established; this plant prefers lean conditions
  • Temperature: Cool temperatures and good air circulation

Planting and Care Tips

Growing Sierra draba successfully requires mimicking its mountain home:

  • Plant in a raised bed or slope to ensure perfect drainage
  • Mix plenty of coarse sand, gravel, or perlite into your soil
  • Avoid fertilizing – this plant thrives in lean conditions
  • Water sparingly, if at all, once established
  • If starting from seed, they may need cold stratification to germinate properly

Supporting Pollinators and Wildlife

Those tiny early spring flowers aren’t just pretty – they’re an important nectar source for small pollinators emerging from winter dormancy. By growing Sierra draba, you’re providing crucial early-season resources when few other plants are blooming.

The Bottom Line

Sierra draba might be small, but it represents something big: our opportunity to participate in plant conservation while creating beautiful, sustainable gardens. This California native offers gardeners a chance to grow something truly special – a plant that connects us to the wild Sierra Nevada while supporting biodiversity in our own backyards.

Just remember: source responsibly, provide excellent drainage, and prepare to fall in love with one of California’s most delicate mountain treasures.

Sierra 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 sierrae Sharsm. - Sierra draba

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