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American Arborvitae, Northern White-Cedar
Scientific Name: Thuja occidentalis L.
Synonym:
Family: Cupressaceae
American Arborvitae, Northern White-Cedar (Thuja  occidentalis)
"Thuja occidentalis", Picture U.S.D.A Forest Service, Courtesy of the Hunt Institute
Recommended Temperature Zone:
sunset: 2-13,15-17, 21-24
USDA: 2 - 7

Heat Tolerance: Afternoon shade in hot areas

Sun Exposure: Full sun to part shade

Origin: Northeastern North America: southeastern Canada and the adjacent northern United States

Growth Habits: Evergreen tree with a narrow pyramidal crown, 40 to 50 feet tall (12-15 m) or more; trunk 12 to 24 inches in diameter (30-60 cm) with fibrous, red-brown to gray bark

Watering Needs: Moist soil in humid environment

Propagation: Named cultivars are propagated by heeled cuttings, wild plants by seeds


There are many named cultivars with varied size, shaped and foliage color.

Thuja occidentalis, Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 1: 64. Courtesy of Kentucky Native Plant Society.

Herman, D.E. et al. 1996. North Dakota tree handbook. USDA NRCS ND State Soil

Blooming Habits:

Fruiting Habits:
Oblong cone, 0.5 inch long (1.2 cm), borne upright on the branches with leathery, red-brown scales


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