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Yellow Lady's Slipper

Cypripedium parviflorum

Also listed as Calceolus parviflorus, Criosanthes parviflora

Also known as Yellow Ladyslipper, Lesser Yellow Lady's Slipper, Small Yellow Lady's-slipper

herbaceousβ›… part shadeπŸ’§πŸ’§ moderate water❄ Hardy: Zone 3a – Zone 8b

Climate Match for your location

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Yellow lady's slipper is a native orchid with distinctive pouch-shaped flowers in bright yellow. It prefers cool, moist woodland conditions and is slow-growing but long-lived once established.

Why grow it

Yellow lady's slipper offers ornamental value as a native woodland orchid with minimal pest and disease pressure compared to many cultivated ornamentals. It tolerates shade and moist soils better than most flowering perennials, making it suitable for difficult woodland edges and stream banks where other plants struggle. Once acclimated to site conditions, it requires little maintenance or amendment beyond initial establishment care.

Watch out for

This species is slow to establish from seed and may take several years to reach flowering size, so patience is essential. Collection from the wild remains common and problematic for wild populations, so sourcing from legitimate nurseries is important. Site preparation matters significantly: poor drainage or unsuitable soil chemistry can lead to years without visible progress even when the plant survives.

Overview

Form
Upright
Growth Rate
slow
Size
0.5–1.5β€² tall Γ— 0.5–1β€² wide
Dormancy
deciduous
Family
Orchidaceae
Medicinal

Native to the United States

Native Range

Eastern North America

Native to: Alaska, Alabama, Arkansas, Arizona, California, Colorado, Connecticut, District of Columbia, Delaware, Georgia, Iowa, Illinois, Indiana, Kansas, Kentucky, Massachusetts, Maryland, Maine, Michigan, Minnesota, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Hampshire, New Jersey, New Mexico, New York, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, Tennessee, Utah, Virginia, Vermont, Washington, Wisconsin, West Virginia

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

Spring

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Companion Planting

Plants well with