Trees by Genus

Genus 'Robinia'

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Robinia pseudoacacia
Robinia pseudoacacia cv. 'Frisia'
Robinia viscosa

Robinia pseudoacacia (False Acacia)

Robinia pseudoacacia

Also known as: Black Locust, Yellow Locust

Native: Eastern and mid-western United States

Location: Cultivated for ornament in eastern states and throughout Europe.

Often forming thickets by suckering.

Foliage

Leaves are about 15-20cm long and usually have 13-15 rounded leaflets, each with a notched spined tip. Twigs bear short stout spines.

Flowers

Robinia pseudoacacia

Flowers have a sweet fragrance and open in June in clusters 10-20cm long.

Fruits

Robinia pseudoacacia

Fruit pods are 5-10cm long containing kidney-shaped seeds.