Black Locust vs Black Hawthorn - TreeTime.ca

Black Locust vs Black Hawthorn

Robinia pseudoacacia

Crataegus douglasii

NOT AVAILABLE THIS SEASON - MIGHT RETURN

Black Locust
Black Hawthorn

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.

Black Hawthorn is a versatile plant that is native to wetlands and other areas with moist soils, but can also tolerate dry soils. This plant can be grown as a short shrub, or a tree reaching 30 feet tall.

Black Hawthorn is valued for erosion control and attracting pollinators. It also makes an attractive flowering ornamental that can be planted as a specimen or pruned as a hedge. It is commonly used in shelterbelts.

Black Locust Quick Facts

Black Hawthorn Quick Facts

Lowest Price: $9.99
Zone: 3a
Zone: 3a
Height: 12 m (40 ft)
Height: 8 m (25 ft)
Spread: 8 m (25 ft)
Spread: 5 m (15 ft)
Light: full sun
Light: partial shade, full sun
Moisture: dry, normal
Moisture: any
Growth rate: fast
Growth rate: medium
Life span: long
Life span: medium
Suckering: high
Suckering: medium


Foliage: contains thorns
Fall colour: yellow to red
Bark: dark reddish brown to balck with furrows
Bark: brown to gray
Flowers: Creamy white flowers in a pyramidal shape bloom in may-june
Flowers: white
Berries: purplish-black pomes
Seeds: dark brown peapod-like pods
Hybrid: no
Hybrid: no
Catkins: no
Catkins: no


Native to: AB, BC, SK, ON
Other Names: false acacia, yellow locust
Other Names: crataegus columbiana, douglas hawthorn, douglas' thornapple