A collection winter versions of common European and North American trees plus species of bushes and snow patches that can be scattered over any grass preset to create winter ground cove.

Robinia pseudoacacia, commonly known in its native territory as black locust, is a medium-sized deciduous tree native to the southeastern United States, but it has been widely planted and naturalized elsewhere in temperate North America, Europe, Southern Africa and Asia. Another common name is false acacia.