Coefficient of Conservatism:
Coefficient of Wetness:
B. S. Walters
Coniferous swamps, mixed forests, bogs, and stream borders, often seen in thickets and forests on dunes and gravelly shores along the Great Lakes.
Frequently planted south of its native range; and occasionally spreading. The Macomb Co. collection, in 1950, was from a "Thuja bog" but its status there is unclear, as also the 1964 Isabella Co. collections, these lacking any specific information, but from areas of open farmland terrain.