Hill Poplar vs Black Locust - TreeTime.ca

Hill Poplar vs Black Locust

Populus x Hill

Robinia pseudoacacia

CUSTOM GROW

COMING SOON

(new stock expected: fall of 2025)

Hill Poplar
Black Locust

Hill Poplar is a hardy, fast-growing tree with a narrow crown. Hill Poplars function well as a privacy screen or windbreak.

This attractive, long-lived shade tree is a great choice for home and commercial consumers alike, as it requires little pruning or maintenance care.

Hill Poplar has largely been replaced by more desirable hybrid poplar varieties that are more resistant to disease.

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.

Hill Poplar Quick Facts

Black Locust Quick Facts

Zone: 2a
Zone: 3a
Height: 20 m (66 ft)
Height: 12 m (40 ft)
Spread: 15 m (50 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: fuzz
Seeds: dark brown peapod-like pods
Hybrid: yes
Hybrid: no
Catkins: yes
Catkins: no

In row spacing: 2.4 m (8 ft)

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