Black Locust vs Panicle Hydrangea - TreeTime.ca

Black Locust vs Panicle Hydrangea

Robinia pseudoacacia

Hydrangea paniculata

COMING SOON

(new stock expected: fall of 2025)

CUSTOM GROW

Black Locust
Panicle Hydrangea

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.

Panicle Hydrangea is a large, broad-leaf, deciduous shrub that is prized for its ornamental appeal. It is easy to care for, long-lived, and cold-hardy.

Depending on the variety, its flowers change color throughout the blooming period. Make sure you water Panicle Hydrangeas regularly to achieve the most notable color change.

Black Locust Quick Facts

Panicle Hydrangea Quick Facts

Zone: 3a
Zone: 3a
Height: 12 m (40 ft)
Height: 6 m (20 ft)
Spread: 8 m (25 ft)
Spread: 3 m (10 ft)
Light: full sun
Light: partial shade, full sun
Moisture: dry, normal
Moisture: normal
Growth rate: fast
Growth rate: fast
Life span: long
Life span: short
Suckering: high
Suckering: medium


Bark: dark reddish brown to balck with furrows
Flowers: Creamy white flowers in a pyramidal shape bloom in may-june
Flowers: white, strong scent, very showy
Seeds: dark brown peapod-like pods
Hybrid: no
Hybrid: no
Catkins: no
Catkins: no


Other Names: false acacia, yellow locust
Other Names: white panicle hydrangea