Assiniboine Poplar vs Black Locust - TreeTime.ca

Assiniboine Poplar vs Black Locust

Robinia pseudoacacia

Populus x Assiniboine

Black Locust
Assiniboine Poplar

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 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 Quick Facts

Assiniboine Poplar Quick Facts

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Zone: 3a
Zone: 2a
Height: 12 m (40 ft)
Height: 20 m (66 ft)
Spread: 8 m (25 ft)
Spread: 12 m (40 ft)
Light: full sun
Light: partial shade, full sun
Moisture: dry, normal
Moisture: normal, wet
Growth rate: fast
Growth rate: very fast
Life span: long
Life span: medium
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: no
Hybrid: yes
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