Sundew
Drosera × obovata
- Native to:
- Austria, Baltic States, Belarus, Belgium, Canada, Czechia-Slovakia, Denmark, Finland, France, Germany, Hungary, Ireland, Italy, Japan, Netherlands, Norway, Poland, Romania, Russia, Spain, Sweden, Switzerland, Transcaucasus, Ukraine, United States
GBIF: ania_
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Droseraceae
- Genus:
- Drosera
- Species:
- Drosera × obovata
- USDA Symbol:
- DROB
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 15 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- jun,jul,aug
- Bloom Colors:
- white, pink
Garden & Ecology Notes
- Wildlife Value:
- insects
- Deer Resistant:
- Yes
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Parent species (D. rotundifolia, D. anglica) occur in fire-maintained bog habitats and resprout from roots after fire.
Soil Requirements
- Soil Type:
- peaty, acidic, nutrient-poor soil
- pH:
- 4.0 - 5.5 (acidic)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- prefers boggy conditions in native habitat
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–42 days
- Notes:
- Seeds require light for germination; sow on surface of wet peat. Hybrid rarely sets viable seed.
The above propagation data sourced from Claude AI
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).; then Light required for germination; do not cover seed.
Source: Claude AI