Emerald green arborvitae, on the other hard ... Growing in USDA zones 2 to 7, this tree is a good option for colder climates, tolerating harsh winters better than many other varieties.

The popular compact Emerald Green was one of the first cultivars of the American arborvitae. Keep an eye out for small, ball-shaped arborvitae varieties, such as Anna’s Magic Ball, which has ...