Black Locust vs American Bladdernut - TreeTime.ca

Black Locust vs American Bladdernut

Robinia pseudoacacia

Staphylea trifolia

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Black Locust
American Bladdernut

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.

American Bladdernut is a fast-growing, ornamental shrub native to eastern North America. It can be grown as a large shrub or trained as a small tree. The small, drooping, white flowers are bell-shaped and grow in clusters. They appear in mid to late spring, attracting various pollinators. Well suited as an understory plant as it prefers shady and partial sun location with moist soils.

The blossoms mature into papery seed capsules and have been described as miniature Japanese lanterns. They are commonly used in dried flower arrangements. The seeds found within the pods are edible, and have a taste similar to pistachios. They can be eaten raw, used in baking or made into a sweet cooking oil.

Care should be taken when planting American Bladdernut, as it can spread quickly. It is prone to suckering and will self-seed. Plant the right tree in the right place.

Black Locust Quick Facts

American Bladdernut Quick Facts

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Zone: 3a
Zone: 3a
Height: 12 m (40 ft)
Height: 4 m (12 ft)
Spread: 8 m (25 ft)
Spread: 5 m (15 ft)
Moisture: dry, normal
Moisture: normal, wet
Light: full sun
Light: shade, partial shade
Hybrid: no
Hybrid: no
Catkins: no
Catkins: no
Flowers: Creamy white flowers in a pyramidal shape bloom in may-june
Flowers: white
Bark: dark reddish brown to balck with furrows
Growth rate: fast
Growth rate: medium
Life span: long
Life span: long
Suckering: high
Suckering: medium




Other Names: false acacia, yellow locust