Mountain Lady's Slipper

Cypripedium montanum

Mountain Lady's Slipper

Bill Bouton from San Luis Obispo, CA, USA

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Orchidaceae
Genus:
Cypripedium
Species:
Cypripedium montanum

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Epiphyte
Height:
2-3 ft
Light Requirements:
Part Shade
Drought Tolerance:
High
Bloom Months:
may, jun, jul
Bloom Colors:
White, Purple

Native Range

United States: Alaska, California, Idaho, Montana, Oregon, Washington, Wyoming, Canada: Alberta, British Columbia, Saskatchewan

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
prefers shaded forest floors with organic matter

Germination Information

Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Cold-moist stratification for 60 days.

Source: OpenAI GPT-4o