North America Native Plant

Fernleaf False Candytuft

Botanical name: Smelowskia calycina var. integrifolia

USDA symbol: SMCAI

Life cycle: perennial

Habit: forb

Native status: Native to Alaska  

Synonyms: Hutchinsia calycina Stephan ex Willd. var. integrifolia Seem. (HUCAI)  âš˜  Smelowskia calycina (Stephan ex Willd.) C.A. Mey. ssp. integrifolia (Seem.) Hultén (SMCAI2)   

Fernleaf False Candytuft: Alaska’s Hardy Alpine Beauty If you’ve ever dreamed of bringing a piece of Alaska’s rugged wilderness to your garden, fernleaf false candytuft (Smelowskia calycina var. integrifolia) might just be the plant for you—though it comes with some serious caveats. This petite perennial is as tough as they ...

Fernleaf False Candytuft: Alaska’s Hardy Alpine Beauty

If you’ve ever dreamed of bringing a piece of Alaska’s rugged wilderness to your garden, fernleaf false candytuft (Smelowskia calycina var. integrifolia) might just be the plant for you—though it comes with some serious caveats. This petite perennial is as tough as they come, having evolved to thrive in some of North America’s most challenging environments.

What Is Fernleaf False Candytuft?

Fernleaf false candytuft is a native Alaskan forb that belongs to the mustard family. Don’t let the delicate-sounding name fool you—this is one hardy little plant! As a perennial forb, it lacks woody stems but returns year after year, forming low-growing clumps that hug the ground in typical alpine fashion.

You might also encounter this plant listed under its synonyms: Hutchinsia calycina var. integrifolia or Smelowskia calycina ssp. integrifolia, depending on which botanical reference you’re using.

Where Does It Come From?

This variety is exclusively native to Alaska, where it has adapted to survive in arctic and alpine conditions that would make most garden plants throw in the trowel. It’s found in the state’s mountainous regions and tundra environments, where short growing seasons and harsh winters are the norm.

Should You Grow Fernleaf False Candytuft?

Here’s where things get interesting—and a bit challenging. While fernleaf false candytuft is undoubtedly a fascinating native plant, it’s not exactly what you’d call garden-friendly for most of us. This plant has evolved for Alaska’s extreme conditions, which means it likely requires:

  • Extremely cold winter temperatures (probably hardy in USDA zones 1-4)
  • Short, cool growing seasons
  • Well-drained, rocky soils
  • High altitude or arctic-like conditions

Garden Applications (For the Adventurous)

If you happen to live in Alaska or have access to specialized alpine growing conditions, fernleaf false candytuft could work in:

  • Rock gardens designed for arctic plants
  • Alpine plant collections
  • Native plant demonstrations focusing on Alaska’s flora
  • Specialized cold-climate botanical displays

The Reality Check

Let’s be honest—most gardeners in the continental United States will find this plant nearly impossible to grow successfully. Its specific adaptations to Alaska’s climate make it unsuitable for warmer regions, and even cold-climate gardeners may struggle without the right conditions.

If you’re interested in native plants but live outside Alaska, consider exploring native species from your own region instead. Every area has its own fascinating native flora that will be much better adapted to local conditions and easier to establish in your garden.

For Alaska Gardeners

If you’re gardening in Alaska and want to try growing this native beauty, your best bet is to:

  • Source plants or seeds from reputable native plant suppliers
  • Provide excellent drainage in a rock garden setting
  • Choose a location that mimics its natural alpine habitat
  • Be patient—alpine plants often grow slowly

The Bottom Line

Fernleaf false candytuft represents the incredible diversity and adaptability of North America’s native flora. While it may not be practical for most home gardens, it serves as a fascinating example of how plants can evolve to thrive in extreme environments. For most gardeners, appreciating this plant from afar while focusing on locally native species will be the most rewarding approach.

Remember, the best native plant for your garden is one that’s actually native to your specific region—it’ll be happier, healthier, and require far less fussing from you!

Fernleaf False Candytuft

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

Smelowskia C.A. Mey. - candytuft

Species

Smelowskia calycina (Stephan ex Willd.) C.A. Mey. - alpine smelowskia

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