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Green Alder vs Black Locust
Alnus alnobetula ssp. crispa
Robinia pseudoacacia
NOT AVAILABLE THIS SEASON
Green Alder is a cold hardy, native shrub. It is often planted on infertile sites so it can fix nitrogen from the air and improve the soil quality.
Green Alder is known for its smooth grey bark and attractive shiny green leaves; it is commonly used in reclamation.
Note:This species is currently unavailable. Grow your own using Green Alder seeds at SeedTime.ca.
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.
Green Alder Quick Facts
Black Locust Quick Facts
In row spacing: 0.9 m (3 ft)