Stream Orchid
Epipactis gigantea
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Orchidaceae
- Genus:
- Epipactis
- Species:
- Epipactis gigantea
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 4-6 ft
- Light Requirements:
- Part Shade, Shade
- Drought Tolerance:
- High
- Bloom Months:
- apr, may, jun, jul
- Bloom Colors:
- Pink, Orange, Yellow, Green, Purple, Brown
Native Range
United States: Arizona, California, Colorado, Idaho, Montana, New Mexico, Nevada, Oklahoma, Oregon, South Dakota, Texas, Utah, Washington, Wyoming, Canada: British Columbia
Reported Fauna Sightings
Bees: Yellow-faced bumble bee (Bombus vosnesenskii), Yellow-faced bumble bee (Bombus vosnesenskii)
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
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