Growth Rate
Fast: The American Pillar Arborvitae is noted for its rapid growth rate, typically growing 3 to 4 feet per year under ideal conditions.
Size
Mature Height: It can reach a mature height of about 20 to 30 feet.
Width: Its width at maturity is usually around 3 to 4 feet.
Growing Conditions
Sunlight: Prefers full sun to partial shade.
Soil: Thrives in well-drained soil but can tolerate a range of soil types.
Watering: Regular watering is important, especially during dry periods or in the first year after planting.
Hardiness Zones: Suitable for USDA hardiness zones 3-7.
Usage
Hedge and Screen: Its dense foliage and fast growth make it an excellent choice for creating tall hedges and privacy screens.
Maintenance: Regular pruning may be necessary to maintain its desired shape and height.