A large growing globe Arborvitae that probably isn't used as much today since there are many good dwarf globe varieties available.
Pronunciation
(thu-ya)(ok-si-den-TA-lis)
Plant Type
All Plants, Shrubs Coniferous
Hardiness Zone
3-7
Sunlight
full, some shade
Moisture
average to moist
Soil & Site
average to moist
Flowers
not ornamental
Fruit
small woody cones
Leaves
green
Dimensions
6-8 by 8 plus feet (HS), globular, large, keep away from the foundation unless you will prune to maintain size, a 75 year old plant is 8 by 18 feet (#226)
Maintenance
shearing to maintain size
Cultivar Origin
Named in around 1871.
Author's Notes
For many years (10 plus) I drove past a planting of Woodwardii Globe Arborvitae. At first they were nice small plants but later became very large at least 6 by 8 feet. It seemed very little pruning was done to control the size. They seemed to hold up well to snow.
Notes & Reference
#01-Manual of Woody Landscape Plants (Michael Dirr), #144-Missouri Botanical Gardens web site (www.missouribotanicalgarden.org), #226-Shrubs and Vines for American Gardens (Donald Wyman)