Cypripedium passerinum
Cypripedium passerinum, commonly known as Sparrowegg lady's slipper, is a perennial ornamental plant belonging to the Orchidaceae family. It is a terrestrial orchid that typically grows in moist, calcareous environments.
Light
Partial shade
Watering
Medium water
Soil
Loamy, Peaty
Height
0.3–0.6 m
Spread
0.2–0.4 m
Zones
3–7
Flower colors
This orchid prefers part shade to full shade conditions and requires consistently moist, well-drained soil. It is a hardy plant, but specific optimal conditions for sun, water, and hardiness are not detailed.
As an ornamental plant, its appeal lies in its unique slipper-shaped flower, characteristic of the Cypripedium genus. The plant is not known to be toxic.