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, 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
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:
- 35 cm
- Light Requirements:
- Part Shade
- Drought Tolerance:
- Low
- Bloom Months:
- may,jun,jul,aug
- Bloom Colors:
- green, yellow, purple
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- bees, flies
- Deer Resistant:
- Yes
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:
- Orchid seeds require mycorrhizal fungi for germination; extremely difficult to germinate without symbiotic association.
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