American Arborvitae (Thuja occidentalis 'Rheingold')

While the cultivar ‘Rheingold’ was developed in Europe (specifically in Germany), the *species* from which it originates, *Thuja occidentalis* (American Arborvitae), is native to:

* **Eastern North America:** Primarily from southeastern Canada and the northeastern United States.

Therefore, the native region of the *Thuja occidentalis* species is **Eastern North America.**