North America Native Plant

Fairy Slipper

Botanical name: Calypso bulbosa var. occidentalis

USDA symbol: CABUO

Life cycle: perennial

Habit: forb

Native status: Native to Alaska âš˜ Native to Canada âš˜ Native to the lower 48 states  

Synonyms: Calypso bulbosa (L.) Oakes ssp. occidentalis (Holz.) Calder & Roy L. Taylor (CABUO2)   

Fairy Slipper: The Enchanting Native Orchid That’s Worth the Challenge Have you ever stumbled upon a delicate pink orchid hiding in the forest understory and wondered if you could grow such beauty in your own garden? Meet the fairy slipper (Calypso bulbosa var. occidentalis), a native orchid that’s as captivating ...

Fairy Slipper: The Enchanting Native Orchid That’s Worth the Challenge

Have you ever stumbled upon a delicate pink orchid hiding in the forest understory and wondered if you could grow such beauty in your own garden? Meet the fairy slipper (Calypso bulbosa var. occidentalis), a native orchid that’s as captivating as it is challenging to cultivate.

What Makes the Fairy Slipper Special

The fairy slipper is a petite perennial orchid that belongs to the forb family – essentially a non-woody plant that dies back to ground level each year. Don’t let its delicate appearance fool you; this little beauty is perfectly adapted to survive harsh winters and emerge each spring with renewed vigor.

This enchanting native orchid produces a single, distinctive slipper-shaped flower in shades of pink to purple, complete with a pouched lip that gives it its common name. A solitary broad leaf accompanies each flower, creating an elegant yet simple presentation that’s unmistakably orchid-like.

Where Fairy Slippers Call Home

As a true native of North America, the fairy slipper has an impressive range spanning Alaska, western Canada (British Columbia), and several western U.S. states including California, Idaho, Oregon, and Washington. This wide distribution speaks to its adaptability within its preferred habitat conditions.

Should You Grow Fairy Slipper in Your Garden?

Here’s where we need to have an honest conversation. While fairy slippers are absolutely stunning and bring authentic native beauty to any garden, they’re notoriously difficult to grow successfully. This isn’t a plant for beginners or even most intermediate gardeners.

The Challenges:

  • Requires specific mycorrhizal fungal partnerships to survive
  • Extremely sensitive to soil disturbance
  • Difficult to establish from transplants
  • Very particular about growing conditions

The Rewards:

  • Supports native pollinators like small bees and flies
  • Adds authentic native character to woodland gardens
  • Creates a unique conversation piece
  • Helps preserve local biodiversity

Creating the Right Environment

If you’re determined to try growing fairy slippers, success depends on mimicking their natural woodland habitat. These orchids thrive in cool, moist conditions with excellent drainage – think forest floor rather than garden bed.

Growing Conditions:

  • Light: Partial to full shade
  • Soil: Well-draining, acidic soil rich in organic matter
  • Moisture: Consistently moist but never waterlogged
  • Temperature: Hardy in USDA zones 2-7

Planting and Care Tips

The most important advice? Don’t dig these up from the wild! Not only is this often illegal, but wild-collected plants almost never survive transplanting. Instead, seek out reputable native plant nurseries that propagate fairy slippers ethically.

Best Practices:

  • Plant in fall for spring establishment
  • Disturb the soil as little as possible
  • Mulch lightly with leaf mold or pine needles
  • Avoid fertilizers, which can disrupt fungal relationships
  • Be patient – establishment can take several years

The Bottom Line

Fairy slippers represent the holy grail of native orchid gardening – beautiful, beneficial to local ecosystems, but challenging enough to humble even experienced gardeners. If you have the right woodland conditions and plenty of patience, they can be an incredible addition to a specialized native plant collection.

For most gardeners, however, appreciating fairy slippers in their natural habitat might be the better choice. Consider visiting local nature preserves during spring blooming season to enjoy these remarkable native orchids without the cultivation headaches. Your local ecosystem will thank you for supporting other, easier-to-grow native plants that provide similar benefits to pollinators and wildlife.

Fairy Slipper

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Liliidae

Order

Orchidales

Family

Orchidaceae Juss. - Orchid family

Genus

Calypso Salisb. - fairy slipper

Species

Calypso bulbosa (L.) Oakes - fairy slipper

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