Cypripedium montanum

The mountain lady's slipper of western North America, a deciduous terrestrial orchid of open conifer and mixed woods. It needs a long, cold, snowy winter dormancy, cool roots and dry, sunny summers in dappled shade. It is difficult in cultivation and dislikes disturbance.

At home, aim for

Day Cool-growingTargets in Plantistry

Night Close to the dayTargets in Plantistry

Humidity Ordinary room humidityBand in Plantistry

Light Dappled lightDLI and PPFD in Plantistry

Expects a seasonal restGrows in the ground

Where it grows wild

Open, dry to moist coniferous and mixed forest, woodland edges and brushy slopes, usually in dappled light on well-drained, humus-rich soil with a mycorrhizal partner.

Recorded at 179–2164 m, median about 1050 m; it reaches higher in the southern part of its range.

British ColumbiaAlbertaAlaskaWashingtonOregonCaliforniaIdahoMontanaWyoming

🔒 Growing it like that

The wild conditions above, turned into targets for a shelf, a tent or a greenhouse. The full profile has:

✓ Day and night temperature targets, and the limits it tolerates

✓ Humidity band, and how to hold it

✓ Light as DLI and PPFD for a grow light

✓ Wet and dry seasons, and whether to rest it

✓ Substrate and airflow

✓ A step-by-step setup to grow it like the wild

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Profiles are drafts built from measured range and climate and from published sources; each section carries its own confidence in the app. Photo from Wikimedia Commons, used under its Public domain licence, unmodified.