Stream Orchid

Epipactis gigantea

Native to:
Canada, Mexico, United States

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Orchidaceae
Genus:
Epipactis
Species:
Epipactis gigantea
USDA Symbol:
EPGI

Growth Characteristics

Life Cycle:
Perennial
Growth Habit:
Forb/herb
Height:
100 cm
Light Requirements:
Part Shade,Shade
Drought Tolerance:
Low
Bloom Months:
may,jun,jul
Bloom Colors:
green, purple, pink

Wildlife Benefits

Bees:
★☆☆☆☆ Documented bee visitation (GBIF)
Butterflies & Moths:
★☆☆☆☆ Documented Lepidoptera association (GBIF)

Garden & Ecology Notes

Wildlife Value:
bees, butterflies

Soil Requirements

Soil Type:
rich, moisture-retentive loamy soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
tolerates poor drainage
Moisture:
consistently moist
Notes:
prefers wetland or riparian zones

Propagation & Germination

Notes:
Dust seeds require symbiotic mycorrhizal fungi or sterile asymbiotic agar medium for germination; conventional cold stratification is not applicable.

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