Tyrrell's Willow
Salix tyrrellii
- Native to:
- Canada
Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Salicaceae
- Genus:
- Salix
- Species:
- Salix tyrrellii
- USDA Symbol:
- SATY2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub
- Height:
- 400 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Low
- Bloom Months:
- apr,may,jun
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★★ Butterfly & moth species supported by this genus (NWF)
- Pollen Specialist Bee Keystone:
- ★★★★★ Native pollen specialist bee species supported by this genus (NWF)
Host Plant for Caterpillars
Clouded Sulphur (Colias scudderii)
Garden & Ecology Notes
- Wildlife Value:
- birds, bees, small mammals
- Fall Color:
- yellow
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts vigorously from root crown and adventitious buds following fire or mechanical damage.
Soil Requirements
- Soil Type:
- moist, nutrient-rich, loamy soil
- pH:
- 5.5 - 7.0 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- commonly found in wetland areas
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 7–21 days
- Notes:
- Willow seeds have very short viability and must be sown fresh on moist substrate; no dormancy.
The above propagation data sourced from Claude AI