Black Cottonwood vs Prairie Skyrise Aspen - TreeTime.ca

Black Cottonwood vs Prairie Skyrise Aspen

Populus trichocarpa

Populus tremuloides Prairie Skyrise

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Black Cottonwood
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Black Cottonwood is the largest and tallest of the North American poplars. Named after its white, fluffy seeds with cottony hairs, this hardy tree produces sticky, fragrant buds and has a straight growth habit. Black Cottonwood needs ample moisture and nutrients to grow successfully to full height and are found in the Western provinces and the Yukon with BC being its heartland.

Prairie Skyrise Aspen has a compact and columnar branching structure that makes it a great privacy screen for small yards. You'll notice that the old and new growth have contrasting colors of green, giving this tree an attractive and unique appearance.

Prairie Skyrise Aspen is more disease resistant, columnar, and typically leafs out earlier than Swedish Aspen.

Black Cottonwood Quick Facts

Prairie Skyrise Aspen Quick Facts

Zone: 4a
Zone: 2a
Height: 30 m (100 ft)
Height: 12 m (40 ft)
Spread: 11 m (35 ft)
Spread: 1.5 m (5 ft)
Moisture: normal, wet
Moisture: normal, wet
Light: full sun
Light: partial shade, full sun
Hybrid: no
Hybrid: no
Catkins: yes
Catkins: no
Fall colour: golden yellow
Growth rate: fast
Growth rate: medium
Life span: long
Life span: short
Maintenance: medium
Maintenance: medium
Suckering: medium
Suckering: high




Other Names: balsam cottonwood, california poplar, western balsam poplar