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PlantFiles: Species Orchid, Lesser Yellow Lady's Slipper, Cypripedium
Cypripedium parviflorum

Family: Orchidaceae (or-kid-AY-see-ee) (Info)
Genus: Cypripedium (sip-rih-PEE-dee-um) (Info)
Species: parviflorum (par-VEE-flor-um) (Info)

Synonym:Cypripedium parviflorus
Synonym:Cypripedium parviflora
Synonym:Cypripedium bifidum

12 members have or want this plant for trade.


6-12 in. (15-30 cm)
12-18 in. (30-45 cm)

Unknown - Tell us

USDA Zone 4a: to -34.4 C (-30 F)
USDA Zone 4b: to -31.6 C (-25 F)
USDA Zone 5a: to -28.8 C (-20 F)
USDA Zone 5b: to -26.1 C (-15 F)
USDA Zone 6a: to -23.3 C (-10 F)
USDA Zone 6b: to -20.5 C (-5 F)
USDA Zone 7a: to -17.7 C (0 F)
USDA Zone 7b: to -14.9 C (5 F)
USDA Zone 8a: to -12.2 C (10 F)

Sun Exposure:
Light Shade

Unknown - Tell us

Bloom Color:
Pale Yellow

Bloom Time:
Late Spring/Early Summer


Other details:
Requires consistently moist soil; do not let dry out between waterings
This plant may be considered a protected species; check before digging or gathering seeds

Soil pH requirements:
Unknown - Tell us

Patent Information:

Propagation Methods:
Unknown - Tell us

Seed Collecting:
Unknown - Tell us

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By KWoods
Thumbnail #1 of Cypripedium parviflorum by KWoods

By TomH3787
Thumbnail #2 of Cypripedium parviflorum by TomH3787

By raisedbedbob
Thumbnail #3 of Cypripedium parviflorum by raisedbedbob

By kikakuehl
Thumbnail #4 of Cypripedium parviflorum by kikakuehl


1 positive
No neutrals
No negatives

Gardeners' Notes:

Positive theNobody14161 On Feb 27, 2010, theNobody14161 from Kalamazoo, MI wrote:

Nice native plant growing like a weed in our wetlands. Doesn't like mechanical disturbance or transplanting.


This plant has been said to grow in the following regions:

Prospect, Kentucky
Kalamazoo, Michigan
Raleigh, North Carolina
Washington Island, Wisconsin

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