General Plant Information (Edit)
Plant Habit: Herb/Forb
Sun Requirements: Partial or Dappled Shade
Minimum cold hardiness: Zone 3 -40 °C (-40 °F) to -37.2 °C (-35)
Maximum recommended zone: Zone 8b
Plant Height: 12 - 36 inches
Plant Spread: 12 - 18 inches
Leaves: Unusual foliage color
Spring ephemeral
Flowers: Showy
Flower Color: Yellow
Bloom Size: 1"-2"
Flower Time: Spring

Image
Common names
  • Small Flowered Yellow Lady's Slipper Orchid
  • Nerve Root
  • Lesser Yellow Lady's Slipper Orchid
  • Small Yellow Lady's Slipper
Botanical names
  • Accepted: Cypripedium parviflorum var. parviflorum
  • Synonym: Cypripedium calceolus var. parviflorum
  • Synonym: Cypripedium calceolus subsp. parviflorum
Also sold as:
  • Cypripedium calceolus parviflorum

Photo Gallery
Location: my garden in St Louis
Date: 2023-05-13

Date: 2019-05-31
Location: Manitoba, Canada
Date: 2017-06-07
Location: Western North Carolina
Posted with permission and photograhed by Clint Calhoun
  • Uploaded by vic
Location: My Garden
Location: Manitoba, Canada
Date: 2016-06-02
Location: Manitoba, Canada
Date: 2015-06-11
Location: A wild area on the edge of my garden, Ontario, Canada.
Date: 2016-05-29
This little group of lady's slippers are growing on the edge of m

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