(Western Arborvitae) SPRING GROVE Thuja is a vastly improved arborvitae that makes a beautiful privacy screen. Faster growing than standard arborvitaes it has shown excellent resistance to deer browsing. The glossy, green foliage has a tight, pyramidal habit and maintains excellent winter color. This fantastic evergreen looks great as a backdrop for a perennial garden or as a natural privacy screen. SPRING GROVE is hardy to zone 5 and has been known to survive -25 degree temperatures! A PROVEN WINNERS COLORCHOICE Flowering Shrub.