Western Mountain Ash vs Mock Orange - TreeTime.ca

Western Mountain Ash vs Mock Orange

Sorbus scopulina

Philadelphus coronarius

NOT AVAILABLE THIS SEASON - MIGHT RETURN

NOT AVAILABLE THIS SEASON - MIGHT RETURN

Western Mountain Ash
Mock Orange

Western Mountain Ash is a popular ornamental tree native to the western part of North America. Its attractive, white clusters of flowers bloom in early summer, making way for red, yellow or orange fruit in the fall. If the fruit doesn't catch your eye, Western Mountain Ash's autumn colours will capture your–and the birds's–attention.

Mock Orange is an ornamental shrub known for its fragrant, white flowers. The scent is often described as orange-like with a hint of jasmine. Attractive to pollinators, hummingbirds, and humans alike.

Mock Orange is highly versatile, and can be used as an ornamental shrub, either alone or as a hedge. It is well suited for streambank stabilization and riparian zone restoration, due to its ability to grow in low, moist areas as well as those that are high and dry. Lewis Mock Orange also has the capability of being used in soil bioengineering projects such as live staking.

Western Mountain Ash Quick Facts

Mock Orange Quick Facts

Zone: 2a
Zone: 4a
Height: 9 m (30 ft)
Height: 3 m (11 ft)
Spread: 6 m (20 ft)
Spread: 3 m (11 ft)
Light: full sun
Light: partial shade, full sun
Moisture: dry, normal
Moisture: any
Growth rate: medium
Growth rate: medium
Life span: medium
Life span: medium
Suckering: none
Suckering: high
Maintenance: medium


Flowers: white
Flowers: large, white
Berries: bunches of orange-red berries appear in late summer
Hybrid: no
Hybrid: no
Catkins: no
Catkins: no


Native to: AB, BC, SK, MB, YT, NT
Other Names: cascade mountain ash, greene mountain ash
Other Names: english dogwood