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Cypripedium reginae (Showy lady's slipper)

Cypripedium reginae Photo/Illustration: Michelle Gervais



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Hardiness Zones: 1 2 3 4 5 6 7 8 9 10 11
Botanical Name: Cypripedium reginae sip-rih-PEE-dee-um REJ-in-ay Common Name: Showy lady's slipper Genus: Cypripedium
This terrestrial orchid has 3 to 7 oval to lance-shaped leaves. Unusual flowers almost 4 inches long, with a rose-pink floral globe under a pair of twisted petals, are borne singly or in pairs on upright stems in summer.
 Noteworthy characteristics: Suitable for a shady rock garden or woodland garden. Native to eastern North America.
 Care: Grow in moist, fertile, leafy, humus-rich soil that is neutral to acidic. Prefers a sheltered site with light dappled shade or partial shade.
 Propagation: Divide carefully in early or mid-spring and replant immediately. Plant some of the soil from the root ball with each division.
 Problems: Gray mold (Botrytis), rust, Cercospora leaf spot, and slug damage.
Height 1 ft. to 3 ft.
Spread 6 in. to 12 in.
Light Part Shade Only
Moisture Medium Moisture
Maintenance Moderate
Characteristics Native; Showy Flowers
Bloom Time Early Summer; Late Summer; Summer
Flower Color Pink Flower; White Flower
Uses Rock Garden, Woodland Garden
Seasonal Interest Summer Interest
Type Perennials

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