Assiniboine Poplar vs Black Locust - TreeTime.ca

Assiniboine Poplar vs Black Locust

Populus x Assiniboine

Robinia pseudoacacia

COMING SOON

(new stock expected: fall of 2025)

COMING SOON

(new stock expected: fall of 2025)

Assiniboine Poplar
Black Locust

Assiniboine poplar is a tall, fast growing tree that has a shapely oval form and dense foliage. This hybrid poplar is a male clone and produces no fuzz or fluff. Assiniboine poplar can handle tough conditions such as: urban pollution, environmental salt, drought, poor soil, and even some standing water.

Black Locust is an attractive tree. Its distinctive leaves are made of about a dozen bright green leaflets. It also notable for its fragrant white flowers, which smell of citrus.

Black Locust can grow in many situations, but prefers dry areas with lots of sun. It is robust and is an excellent choice for establishing shade in dry, open areas.

Important note: Much of the Black Locust is toxic to humans and livestock, including seeds, bark, and leaves.

Assiniboine Poplar Quick Facts

Black Locust Quick Facts

Zone: 2a
Zone: 3a
Height: 20 m (66 ft)
Height: 12 m (40 ft)
Spread: 12 m (40 ft)
Spread: 8 m (25 ft)
Light: partial shade, full sun
Light: full sun
Moisture: normal, wet
Moisture: dry, normal
Growth rate: very fast
Growth rate: fast
Life span: medium
Life span: long
Suckering: high
Suckering: high


Bark: dark reddish brown to balck with furrows
Flowers: Creamy white flowers in a pyramidal shape bloom in may-june
Seeds: dark brown peapod-like pods
Hybrid: yes
Hybrid: no
Catkins: no
Catkins: no

In row spacing: 2.4 - 3 m (8 - 10 ft)

Between row spacing: 5 m (16 ft)
Other Names: false acacia, yellow locust