Douglas Maple vs Black Locust - TreeTime.ca

Douglas Maple vs Black Locust

Acer glabrum

Robinia pseudoacacia

CUSTOM GROW

COMING SOON

(new stock expected: fall of 2025)

Douglas Maple
Black Locust

Douglas Maple is a fast growing, long lived, ornamental tree. It can take on a shrubby or multi-stemmed form with densely packed leaves, making it an excellent tree for privacy screens and hedges.

In the fall, the leaves make a brilliant change to red, orange, or yellow depending on the tree and its sun exposure. Douglas Maple's compact size makes it ideal for planting in urban yards and under power lines.

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.

Douglas Maple Quick Facts

Black Locust Quick Facts

Zone: 3a
Zone: 3a
Height: 8 m (25 ft)
Height: 12 m (40 ft)
Spread: 5 m (15 ft)
Spread: 8 m (25 ft)
Light: partial shade, full sun
Light: full sun
Moisture: normal, wet
Moisture: dry, normal
Growth rate: medium
Growth rate: fast
Life span: long
Life span: long
Suckering: none
Suckering: high


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


Other Names: box maple, dwarf maple, new mexico maple, rock maple, rocky mountain maple, sierra maple
Other Names: false acacia, yellow locust