Scientific Name: Populus tremula 'Erecta'
Common Name: columnar European aspen, columnar Swedish poplar
Family Name: Salicaceae
Origin: Europe
Hardiness Zone: Zone 2: (-46 to -40 °C)
Plant Type: Tree - deciduous
Mature Size: 10 - 15m x 3 - 4m (height x width)
Habit: Fastigiate, Stiffly upright
Form: Columnar
Texture: Medium
Landscape Uses: Hedge row, Wind break
Exposure: Full sun
Soil or Media: Well-drained
Leaves: Simple, Alternate, Soft flexible, Lustrous, Orbicular, Ovate, Crenate, Dentate
Flowers: Catkin (ament), Red, Silver, Black, Feb-Mar
Fruit: Aborted (hybrids) or absent
Key ID Features:
Columnar; leaves ovate, margins crenate, green/whitish underneath. Winter ID: new bark chocolate brown, old bark light brown, rough collars of dark nubs around trunk, very prominant bark ridge scar.