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Pink Lady's Slipper Wikimedia Commons
Orchidaceae

Pink Lady's Slipper

Cypripedium acaule

Rare beauty, patience, and elusive charm.

Family
Orchidaceae
Genus
Cypripedium
Native to
eastern North America
Bloom season
Late Spring, Early Summer
Type
terrestrial orchid
Height
15–40 cm
Sunlight
part shade to full shade
Soil
acidic, humus-rich, moist
Water
moderate
Hardiness
3–8
Lifespan
perennial; can live 20+ years

Did you know

  • It takes 10 to 17 years for a pink lady's slipper to bloom for the first time from seed.
  • The pouch-shaped lip traps bees inside, forcing them past the pollen structures — a one-way door pollination system.
  • It cannot survive transplanting because it depends on a specific soil fungus that feeds the roots.
  • It is the provincial flower of Prince Edward Island, Canada, and is protected by law in many US states.
  • Despite producing thousands of dust-like seeds per capsule, fewer than one in a million germinate successfully.

Color meanings

Pink

hard-won elegance

Magenta

wild mystery

Uses

  • native woodland gardens
  • conservation areas
  • botanical study
  • nature photography