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Scientific Name:
Populus tremula 'Erecta'
Pronunciation:
pop-YOU-lus TREM-you-luh
Common Name:
columnar European aspen, columnar Swedish poplar
Family Name:
Salicaceae
Plant Type:
Tree - deciduous
Key ID Features:
Columnar; leaves alternate, most blades broadly ovate, 3-8cm long x 2-7cm wide, 3 major veins fan our from base, margins crenate, green/whitish underneath (similar to species). Winter ID: new bark chocolate brown, old bark light brown, rough collars of dark nubs around trunk, very prominant bark ridge scar.

Habit:
Fastigiate, Stiffly upright
Form:
Columnar
Texture:
Medium
Mature Height:
10 - 15m
Mature Spread:
3 - 4m
Growth Rate:
Fast
Origin:
Europe
Hardiness Rating:
Zone 2: (-46 to -40 °C)
Exposure:
Full sun
Soil/Growing Medium:
Well-drained
Water Use:
Moderate
Landscape Uses:
Hedge row, Wind break
Additional Info:

Leaf Morphology:
Form:
Simple
Arrangement:
Alternate
Texture/Venation:
Soft flexible
Surfaces:
Lustrous
Colour in Fall:
Yellow
Shapes:
Orbicular, Ovate
Apices:
Acute
Bases:
Truncate
Margins:
Crenate, Dentate

Inflorescence Type:
Catkin (ament)
Flower Morphology:
Dioecious plant
Number Of Petals:
0
Colour (petals):
Not showy, Red, Silver, Black
Flower Scent:
None
Flower Time at Peak:
Feb, Mar
Additional Info:
Only male flowers form

Fruit Type:
Aborted (hybrids) or absent
Fruit Colour:
Fruiting Time:
Additional Info:
Fruit insignificant, Male plant so no cottony fruit is produced

Bark Morphology:
Smooth
Bark or Stem Colour:
Grey
Organ Modifications:
Ectomycorrhizae
Propagation:
Cuttings
Maintenance:
Low
Pest Susceptibility:
Fungal leaf spot, Leaf miner insect, Root rot, Rust, Scale insects (Drought tolerant)

Course(s):
  • HORT 1155
Location(s):
  • (FEA)  Field lab Equipment Area
  • (TFL)  Turf Field Lab
  • (TFLE)  Turf Field Lab East
Location Map