North America Native Plant

Draba

Botanical name: Draba pycnosperma

USDA symbol: DRPY

Life cycle: perennial

Habit: forb

Native status: Native to Canada âš˜ Native to St. Pierre and Miquelon  

Growing Draba: A Rare Maritime Gem for Rock Gardens If you’re looking for something truly special for your rock garden, let me introduce you to one of Canada’s hidden botanical treasures. Draba (Draba pycnosperma) is a charming little perennial that’s as rare as it is beautiful, making it a prized ...

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) ⚘

Growing Draba: A Rare Maritime Gem for Rock Gardens

If you’re looking for something truly special for your rock garden, let me introduce you to one of Canada’s hidden botanical treasures. Draba (Draba pycnosperma) is a charming little perennial that’s as rare as it is beautiful, making it a prized addition for serious native plant enthusiasts.

What Makes Draba Special

This delightful little forb might be small in stature, but it packs a big punch in the charm department. Draba produces clusters of tiny white four-petaled flowers that emerge in early spring, creating a cheerful carpet of blooms just when your garden is waking up from winter’s slumber. The flowers sit atop low rosettes of small, oval leaves that hug the ground in an attractive, cushion-like formation.

A True Canadian Native

Draba pycnosperma is proudly native to Canada’s Maritime provinces, calling Nova Scotia, Quebec, and Newfoundland home. It also naturally occurs in the nearby islands of St. Pierre and Miquelon. This makes it a fantastic choice if you’re passionate about supporting local biodiversity and creating authentic regional landscapes.

Important Conservation Considerations

Here’s where things get serious for a moment. Draba has a Global Conservation Status of S2, which means it’s considered imperiled due to extreme rarity. With typically only 6 to 20 known occurrences and few remaining individuals in the wild, this plant is truly special. If you’re considering adding it to your garden, please ensure you source it responsibly from reputable native plant nurseries that propagate rather than wild-collect their stock.

Perfect Garden Companions and Landscape Role

Draba shines brightest in rock gardens and alpine plant collections where its low-growing habit and early spring blooms can be properly appreciated. It’s the perfect plant for:

  • Rock gardens and scree gardens
  • Alpine plant collections
  • Native plant demonstration gardens
  • Specialized conservation gardens

Its compact size makes it ideal for tucking into crevices between rocks or creating naturalistic drifts in well-drained areas.

Growing Conditions That Make Draba Happy

Think mountain meadow when planning for draba’s needs. This little plant thrives in:

  • Soil: Rocky, exceptionally well-drained soils that mimic its natural alpine habitat
  • Light: Full sun to partial shade
  • Climate: Cool conditions – it’s hardy in USDA zones 2-5
  • Moisture: Moderate moisture during growing season, but never waterlogged

Planting and Care Tips

Success with draba comes down to drainage, drainage, and more drainage. Here’s how to keep your plants thriving:

  • Plant in spring in a gritty, well-draining soil mix
  • Add coarse sand or fine gravel to improve drainage if needed
  • Avoid fertilizing – these plants prefer lean soils
  • Provide some protection from harsh winter winds
  • Allow plants to go dormant naturally in fall

Supporting Pollinators

Despite their small size, draba’s early spring flowers are valuable nectar sources for small bees, flies, and other early-season pollinators. In a time when many plants are still dormant, these little blooms provide crucial sustenance for emerging insects.

Is Draba Right for Your Garden?

Draba pycnosperma isn’t the right choice for every gardener, but it’s perfect if you’re passionate about rare native plants, have experience with alpine gardening, or want to contribute to conservation efforts through responsible cultivation. Its specialized growing requirements and rarity status mean it’s best suited for dedicated native plant enthusiasts rather than casual gardeners.

If you do decide to grow this remarkable little plant, you’ll be helping preserve a piece of Canada’s natural heritage while enjoying one of the earliest and most charming spring bloomers in the native plant world.

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 pycnosperma Fernald & C.H. Knowlt. - draba

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