Black Locust vs Thornless Honeylocust
Gleditsia triacanthos inermis
Robinia pseudoacacia
Thornless Honey Locust makes an excellent shade tree with its lacy foliage and dappled shade. The leaves are honey-yellow, light and airy, providing interesting color and texture to your landscape. This variety is thornless, and the seeds and pods provide food for wildlife such as deer and squirrels.
The Thornless Honey Locust is tolerant of drought, various soil conditions, and even road salt.
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.