The Techny Arborvitae can be expected to grow in Hardiness Zones 3–8.
Techny Arborvitae
THUJA OCCIDENTALIS (TECHNY)
Currently the number-one choice in Arborvitae. Fast growing. Cold hardy. Broad dense form. Holds is beautiful dark green color all year. Great for hedges, wind screens, and privacy screens. Requires little care.
Height: 10 – 15′
Spread: 6 – 8′
Zone: 3 – 8
Shape: Broad pyramidal
Foliage: Dark green