Species Orchid, Cypripedium, Queen's Lady's Slipper, Showy Lady's Slipper

Cypripediumreginae

Family
Orchidaceae (or-kid-AY-see-ee)
Genus
Cypripedium (sip-rih-PEE-dee-um)
Species
reginae (ree-JIN-ay-ee)
Synonym
Calceolus reginae
Cypripedium album
Cypripedium canadense
Cypripedium spectabile
Sun Exposure
Light Shade
Foliage
Herbaceous
Succulent
Height
6-12 in. (15-30 cm)
12-18 in. (30-45 cm)
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Spacing
24-36 in. (60-90 cm)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
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)
Danger
Handling plant may cause skin irritation or allergic reaction
Bloom Color
Pink
White/Near White
Bloom Time
Mid Summer
Other Details
Category
Perennials
Water Requirements
Very high moisture needs; suitable for bogs and water gardens
Foliage Color
Blue-Green
Where to Grow
Grow outdoors year-round in hardiness zone
Bloom Characteristics
Flowers are good for drying and preserving
Bloom Size
Other details
Soil pH requirements
7.9 to 8.5 (alkaline)
Patent Information
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; germinate in vitro in gelatin, agar or other medium
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Palmer, Alaska

Rome, Georgia

Gwynn Oak, Maryland

Shelburne Falls, Massachusetts

Kalamazoo, Michigan

Grand Rapids, Minnesota

Minneapolis, Minnesota(2 reports)

Royalton, Minnesota

Saint Paul, Minnesota

Walker, Minnesota

Candia, New Hampshire

Medford, New Jersey

Wilkes Barre, Pennsylvania

Nashville, Tennessee

Island Pond, Vermont

Leesburg, Virginia

Lexington, Virginia

show all

Featured Videos

Gardener's Notes:

6
positives
4
neutrals
1
negative
Sort By:
Sort By:
P
Oak Park, IL | April 2016 | positive

We pulled our fishing boat over to the side of a dam on a wild Canadian watershed for lunch, and in the soft forest floor grew several cl...Read More

E
City of Kawartha Lakes, ON (Zone 4b) | April 2016 | neutral

I live in Cameron, ON Canada, about 100 miles north-east of Toronto.

This is cottage country, with over 50 provincially si...Read More

C
ROSLINDALE, MA | March 2016 | neutral

This is one of the most difficult ladyslippers to transplant and cultivate. It has become rare and often threatened to extirpated through...Read More

Q
San Tan Valley, AZ (Zone 9a) | July 2011 | positive

My grandfather received this plant when the state was building a new highway and they would have been destroyed. He grew them in his gar...Read More

M
Orient, NY | April 2011 | positive

I have seen this plant growing wild in the Shenandoah
National Park in VA. I usually camp around Big Meadow,
so they're in that area.

T
Ball Ground, GA | April 2011 | positive

My father lives in Rome, GA and has great success with Lady Slipper's. He originally started out with 2-3 that he purchased through a rep...Read More

W
Asheville, NC | April 2011 | negative

As a supporter of native plants I strongly encourage you to research this species before purchasing and know that often the typical garde...Read More

R
R
Saint Paul, MN | October 2010 | positive

WE LIVE IN A SOUTHERN SUBURB OF THE TWIN CITIES,MN,
WE STARTED WITH 2- 1/2 GALLON MILK CARTONS WITH 2-3 PIPS IN EACH.
WE BO...Read More

G
Rancho Mirage, CA | April 2008 | positive

Beautiful!!! - no problems...and I have it in a pretty sunny location. I posted some pics at my home in Minneapolis, MN (this is the Mi...Read More

S
Oklahoma City, OK (Zone 7a) | August 2002 | neutral

Leaves can cause a rash if they come in contact with the skin.

B
B
Baa
| August 2001 | neutral

Terrestiral orchid from East North America, has 3-7 ovate to lance shaped, slightly ribbed leaves wich can reach to 9 inches long. The f...Read More

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