BLACK LOCUST
Robinia pseudoacacia
Plant Characteristics
Height:
60'
Stem:
Large thorns
Leaves:
Alternate arranged, 8-14” long
Flower:
White, appear after leaf, 1” long, very fragrant
Bloom Time:
May or JuneThough the plant can reproduce byseeds, it is more likely to reproduce through its extensive root system. This makes it hard to manage as it is an aggressive plant. It can take over forested areas and make it difficult for wildlife to navigate through the dense brush.
Cut
Cut stems.
Spot Spray
All stems must be treated. If a single stem survives it can regenerate. Monitor the site to ensure no stems re-sprout.
Cultural Plant Alternatives:
Northern Red Oak
The name relates to the red foliage that appears in the fall. The acorns can be used as a food source, when mature in two years. Historically the bark was scraped off and boiled to be used as a decoction for bowel trouble, especially inchildren.
Cottonwood
The cotton wood tree is the fastest growing tree in Minnesota. It has a wonderful aroma when it buds in early spring. Cottonwood oil has traditionally been used for sores, bug bites, and rashes.
