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White Ash vs Black Locust

Fraxinus americana

Robinia pseudoacacia

White Ash
Black Locust

White Ash is a large deciduous tree that's often grown in residential yards and along boulevards.

Similar to Green Ash, White Ash is distinguished by the lighter colour of the undersides of the leaves.

While Green Ash turns gold in the fall, White Ash turns a gorgeous burgundy.

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.

WHITE ASH QUICK FACTS

BLACK LOCUST QUICK FACTS

Zone: 3a
Zone: 3a
Height: 20 m (66 ft)
Height: 12 m (40 ft)
Spread: 8 m (25 ft)
Spread: 8 m (25 ft)
Moisture: normal
Moisture: dry, normal
Light: full sun
Light: full sun
Fall colour: first yellow, then red to deep purple
Flowers: Creamy white flowers in a pyramidal shape bloom in may-june
Bark: dark reddish brown to balck with furrows
Growth rate: medium
Growth rate: fast
Life span: long
Life span: long
Maintenance: low
Maintenance: low
Suckering: none
Suckering: high
Pollution tolerance: high
Pollution tolerance: high







Ships To Canada: yes
Ships to USA: yes
Ships To Canada: yes
Ships to USA: yes