Dutilly's Birch
Betula × dutillyi
- Native to:
- Canada, Labrador
GBIF: Herbier Louis-Marie (QFA)


Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Betulaceae
- Genus:
- Betula
- Species:
- Betula × dutillyi
- USDA Symbol:
- BEDU2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub , Subshrub
- Height:
- 1500 cm
- Drought Tolerance:
- Low
- Bloom Months:
- apr,may
- Bloom Colors:
- yellow-brown
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★★ Butterfly & moth species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- birds, small mammals
- Fall Color:
- yellow
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.0 - 7.0 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- consistently moist
- Notes:
- prefers cool, moist environments
Propagation & Germination
- Stratification:
- Cold/moist stratification required — 30–60 days
- Germination Time:
- 14–30 days
- Notes:
- Seeds require cold stratification for 30-60 days; sow on moist surface, do not cover.
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