Phantom Orchid
Cephalanthera austiniae
- Native to:
- Canada, United States
iNaturalist: © blazeclaw (iNaturalist #84338577)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Orchidaceae
- Genus:
- Cephalanthera
- Species:
- Cephalanthera austiniae
- USDA Symbol:
- CEAU
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 55 cm
- Light Requirements:
- Shade
- Drought Tolerance:
- Low
- Bloom Months:
- may,jun,jul,aug
- Bloom Colors:
- white, yellow
Garden & Ecology Notes
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- rich, well-drained forest soil
- pH:
- 5.0 - 7.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- prefers shaded, undisturbed forest floors
Propagation & Germination
- Notes:
- Mycoheterotrophic orchid requiring specific fungal associations; cannot be cultivated from seed without symbiotic fungi. Propagation is effectively impossible outside natural habitat.
The above propagation data sourced from Claude AI
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