Marsh Valerian
Valeriana dioica
- Native to:
- Austria, Baltic States, Belarus, Belgium, Bulgaria, Canada, Czechia-Slovakia, Denmark, France, Germany, Great Britain, Hungary, Italy, Labrador, Netherlands, Norway, NW. Balkan Pen., Poland, Portugal, Romania, Russia, Spain, Sweden, Switzerland, Türkiye, Türkiye-in-Europe, Ukraine, United States
Pmau
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Caprifoliaceae
- Genus:
- Valeriana
- Species:
- Valeriana dioica
- USDA Symbol:
- VADI
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Forb/herb
- Height:
- 60 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- apr,may,jun
- Bloom Colors:
- white, pink
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
- Butterflies & Moths:
- ★☆☆☆☆ Documented Lepidoptera association (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- bees, butterflies
- Fragrant:
- Yes
Soil Requirements
- Soil Type:
- moist, fertile, well-drained loam
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- Prefers calcareous soils in marshy areas
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds benefit from cold stratification for 4-8 weeks to break dormancy; sow on surface and keep moist.
Pre-treatment: Cold-moist stratification for 30 days at 1–5°C (34–41°F).
Source: Claude AI