Scientific Name: Populus trichocarpa
Common Name: black cottonwood, western balsam-poplar
Family Name: Salicaceae
Origin: B.C. east of Cascades, B.C. west of Cascades, U.S. - northwest
Hardiness Zone: Zone 5: (-29 to -23 °C)
Plant Type: Tree - deciduous
Mature Size: > 30m x 10 - 15m (height x width)
Habit: Stiffly upright
Form: Oval - vertical, Round
Texture: Medium
Landscape Uses: Reclamation, Wind break
Exposure: Full sun
Soil or Media: Well-drained
Leaves: Simple, Alternate, Leathery, Soft flexible, Glabrous, Lustrous, Lanceolate, Ovate, Serrate
Flowers: Catkin (ament), Green, Mar-Apr
Fruit: Capsule, White, Brown, May-Jun
Key ID Features:
Leaves alternate, broadly ovate, wavy margins, underside silvery with brown spots (resin blotches). Winter ID: buds about 1.5cm long lanceolate, green and brown, sweetly aromatic when crushed; leaf scar oval.