Spotted Lady's Slipper

Cypripedium guttatum

Native to:
Aleutian Is., Belarus, Canada, China, India, Japan, Korea, Myanmar, Russia, Ukraine, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Orchidaceae
Genus:
Cypripedium
Species:
Cypripedium guttatum
USDA Symbol:
CYGU

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Epiphyte
Height:
40 cm
Light Requirements:
Part Shade
Drought Tolerance:
Low
Bloom Months:
may,jun,jul
Bloom Colors:
white, pink, purple

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees

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 organic matter-rich environments

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–90 days
Notes:
Seeds require cold stratification and symbiotic mycorrhizal fungi for germination; conventional soil germination is not reliable.

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

Source: Claude AI