Manchurian Ash vs Black Locust - TreeTime.ca

Manchurian Ash vs Black Locust

Fraxinus mandschurica

Robinia pseudoacacia

NOT AVAILABLE THIS SEASON - MIGHT RETURN

COMING SOON

(new stock expected: fall of 2025)

Manchurian Ash
Black Locust

Manchurian Ash is a medium-sized deciduous tree.

Like Black Ash, it has long, serrated green leaves, but matches White Ash in height.

This hardy tree is a great choice for a shade tree on smaller home properties. Manchurian Ash prefers moister soils, making it a great landscape tree.

Note: Unfortunately this difficult to grow species is not currently scheduled to grow at TreeTime.ca. Perhaps try purchasing seed from SeedTime.ca and growing your own? Or sign up for a restock notification above.

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.

Manchurian Ash Quick Facts

Black Locust Quick Facts

Zone: 3a
Zone: 3a
Height: 20 m (66 ft)
Height: 12 m (40 ft)
Spread: 10 m (33 ft)
Spread: 8 m (25 ft)
Light: full sun
Light: full sun
Moisture: dry, normal
Moisture: dry, normal
Growth rate: fast
Growth rate: fast
Life span: medium
Life span: long
Suckering: low
Suckering: high


Fall colour: bright yellow
Bark: dark reddish brown to balck with furrows
Flowers: Creamy white flowers in a pyramidal shape bloom in may-june
Seeds: located within the samaras
Seeds: dark brown peapod-like pods
Hybrid: no
Hybrid: no
Catkins: no
Catkins: no


Other Names: false acacia, yellow locust