Heartleaf Twayblade
Neottia cordata
- Native to:
- Aleutian Is., Austria, Baltic States, Belarus, Belgium, Bulgaria, Canada, Czechia-Slovakia, Denmark, Finland, Føroyar, France, Germany, Greece, Greenland, Iceland, Ireland, Italy, Japan, Kuril Is., Labrador, Netherlands, North Caucasus, Norway, NW. Balkan Pen., Poland, Prince Edward I., Romania, Russia, Spain, Sweden, Switzerland, Transcaucasus, Türkiye, Ukraine, United States
iNaturalist: © wildmacro (iNaturalist #152139003)






Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Orchidaceae
- Genus:
- Neottia
- Species:
- Neottia cordata
- USDA Symbol:
- LICO6
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 25 cm
- Light Requirements:
- Part Shade
- Drought Tolerance:
- Low
- Bloom Months:
- jun,jul,aug
- Bloom Colors:
- green, purple
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
Garden & Ecology Notes
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- peaty, acidic, nutrient-poor soil
- pH:
- 4.5 - 6.0 (acidic to slightly acidic)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- commonly found in sphagnum bogs and moist coniferous forests
Propagation & Germination
- Notes:
- Orchid seeds require mycorrhizal fungi for germination; extremely difficult to propagate from seed without specialized laboratory conditions.
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