Longbract Frog Orchid
Dactylorhiza viridis
- Native to:
- Albania, Aleutian Is., Austria, Baltic States, Belarus, Belgium, Bulgaria, Canada, China, Corse, Czechia-Slovakia, Denmark, Finland, Føroyar, France, Germany, Great Britain, Greece, Iceland, India, Iran, Ireland, Italy, Japan, Kazakhstan, Kirgizstan, Korea, Krym, Kuril Is., Labrador, Nepal, Netherlands, North Caucasus, Norway, NW. Balkan Pen., Pakistan, Poland, Prince Edward I., Romania, Russia, Spain, Sweden, Switzerland, Tadzhikistan, Taiwan, Transcaucasus, Türkiye, Turkmenistan, Ukraine, United States, Virgin Islands
iNaturalist: © elhaase (iNaturalist #78172132)
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Orchidaceae
- Genus:
- Dactylorhiza
- Species:
- Dactylorhiza viridis
- USDA Symbol:
- DAVI6
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 60 cm
- Light Requirements:
- Part Shade
- Drought Tolerance:
- Low
- Bloom Months:
- may,jun,jul
- Bloom Colors:
- green, purple
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
Soil Requirements
- Soil Type:
- moist, well-drained calcareous soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- good drainage required
- Moisture:
- consistently moist
- Notes:
- prefers calcareous substrates in meadows and grasslands
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