e emerald green arborvitae, also known as an eastern white cedar, is an evergreen tree characterized by its dark green foliage. The cedar grows in just about any soil they are planted in and grow well in areas that are subject to high atmospheric moisture. They grow best in full sun.
They are most commonly used to create privacy screens and noise barriers due to their tendency to grow thick/dense. Emerald Cedars are very low maintenance tree that require pruning only once per year.
At maturity the Emerald Cedar can reach heights above 20 feet growing at a typical rate of roughly one vertical foot and 4-6” of horizontal width per year. They usually grow in a pyramid shape.
The emerald Cedar is hearty in zones 3-7.
Other Names: Smaragd, Emerald green arborvitae, Thuja occidentalis ‘smaragd’.
From the Western Red Cedar family, the Excelsa Cedar is a tall and wide growing cedar. It can reach heights of over 30 feet in the long run and can grow as wide as 10-15 feet. It is a moderate to fast growing tree (2-3’ per year) that maintains a steady pyramid shape.
It is a great tree (‘two story’ privacy tree) alternative to smaller, slower growing white cedars if a privacy hedge is desired in less time. It acts as a great windbreak and is deer resistant. It is suitable in urban, rural and semi-rural environments.
The Excelsa Cedar has a rich, dark evergreen foliage that may turn slightly golden in Winter do to the cold. It grows well in all soil types and prefers moist climates.
The Excelsa Cedar is hearty in zones 5-8.
Other Names: Thuja Plicata, Western Red Cedar, Aborvitae Excelsa
HICKS YEW CEDAR
Hicks Yews are a very versatile evergreen that can tolerate heavy pruning, making it ideal for hedges, screens, and topiary landscapes. It can also be left unpruned for a softer more textured look.
It is slow growing which makes it the perfect choice for home gardeners who live in urban areas or have small gardens.
Hicks Yew will grow to be about 20 feet tall at maturity, with a spread of 10 feet. It has a low canopy with a typical clearance of 1 feet from the ground, and is suitable for planting under power lines. It grows at a slow rate, and under ideal conditions can be expected to live for 50 years or more.
The Hicks Yew is hearty in zone 4b.
Other Names: Hicksii Yew, Taxus x Media