Cottonwood
Populus × berolinensis
- Native to:
- China
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Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Salicaceae
- Genus:
- Populus
- Species:
- Populus × berolinensis
- USDA Symbol:
- POBE2
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Tree
- Height:
- 2500 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- Medium
- Bloom Months:
- mar,apr
Keystone Species Ranking
- Caterpillar Keystone:
- ★★★★★ Butterfly & moth species supported by this genus (NWF)
Garden & Ecology Notes
- Wildlife Value:
- birds
- Fall Color:
- yellow
- Fire Ecology:
- Fire adapted — tolerates or benefits from fire
- Fire Notes:
- Resprouts vigorously from roots and stumps after top-kill by fire.
Soil Requirements
- Soil Type:
- rich, well-drained loamy soil
- pH:
- 5.5 - 7.5 (slightly acidic to neutral)
- Drainage:
- tolerates poor drainage
- Moisture:
- consistently moist
- Notes:
- Prefers riverbanks and floodplains
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 7–21 days
- Notes:
- Fresh seed germinates readily without pretreatment; viability is short-lived.
The above propagation data sourced from Claude AI