Western Red Cedar, Giant Arborvitae 'Green Giant'

Thuja

Family
Cupressaceae (koo-press-AY-see-ee)
Genus
Thuja (THOO-yuh)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Light Shade
Partial to Full Shade
Full Shade
Foliage
Evergreen
This plant is resistant to deer
Height
over 40 ft. (12 m)
Spacing
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)
12-15 ft. (3.6-4.7 m)
15-20 ft. (4.7-6 m)
Hardiness
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Bloom Color
Inconspicuous/none
Bloom Time
N/A
Other Details
Category
Trees
Water Requirements
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Non-patented
Propagation Methods
Seed Collecting
Allow pods to dry on plant; break open to collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Dothan, Alabama

Mobile, Alabama

Prescott, Arizona

Lower Lake, California

Seaside, California

New Milford, Connecticut

Rincon, Georgia

Chicago, Illinois

Shawnee Mission, Kansas

Taylorsville, Kentucky

Lakeville, Massachusetts

Roslindale, Massachusetts

Ann Arbor, Michigan

Hastings, Michigan

Holland, Michigan

Lucedale, Mississippi

Lees Summit, Missouri

Dixon, New Mexico

Barryville, New York

Mahopac, New York

Hillsborough, North Carolina

Vale, North Carolina

Streetsboro, Ohio

Glen Riddle Lima, Pennsylvania

Lewisburg, Pennsylvania

Shamokin, Pennsylvania

Stewartstown, Pennsylvania

Tyrone, Pennsylvania

Clarksville, Tennessee

Aledo, Texas

Denton, Texas

North Zulch, Texas

North Salt Lake, Utah

Arlington, Virginia

Bristow, Virginia

Langley, Washington

Seattle, Washington

Milwaukee, Wisconsin

show all

Featured Videos

Gardener's Notes:

12
positives
4
neutrals
0
negative
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P
Willow, NY | April 2020 | positive

This is a great plant. Staggering seems to have helped them grow more up than out. I trim the ends of the leading branches and tops ever...Read More

C
ROSLINDALE, MA | March 2014 | positive

This makes an imposing, fast-growing, broadly pyramidal evergreen tree under good conditions. Unlike Thuja occidentalis cultivars, it she...Read More

S
Shamokin, PA (Zone 6b) | May 2013 | positive

I bought this tree 4 years ago. It was about 5 1/2ft tall. I have it as a corner tree to my house which receives full sun. It is in a VER...Read More

C
C
Lewisburg, PA (Zone 6b) | November 2012 | neutral

This is a fine plant, but it is oversold and poorly sited much of the time in my region. They are commonly available and recommended for ...Read More

W
Hastings, MI (Zone 5b) | March 2012 | positive

I bought 100 from mike shade and potted them for a growing season it is harsh here/ next year I planted them and some underground creatur...Read More

A
Pittsford, NY | April 2010 | positive

We planted eight of these a year and a half ago and they are doing well now. As another user commented, you need to make sure they are w...Read More

D
Atlanta, GA | April 2010 | neutral

I have this tree and it is growing very slowly. Please let me know what can be done to help with growing. Thanks.

C
Bristow, VA (Zone 7a) | July 2008 | positive

Wonderful tree. I bought five small trees and put four along my back fence to create privacy. The first year they grew about 12 inches. T...Read More

J
Lakeville, MA | May 2008 | positive

Have stood up well to snow and ice and drought. They grow very fast vertically (full sun and regular watering for fastest growth), but a...Read More

S
Basking Ridge, NJ (Zone 7a) | May 2008 | positive

'Green Giant' is a vigorously growing, pyramidal evergreen with rich green color that remains outstanding throughout hardiness range.
...Read More

H
Tyrone, PA | January 2008 | positive

Purchased nine Thuja Green Giants and planted them on April 25th 2007. Planted them 5 ft apart. Beginning height of these trees was 12-18...Read More

M
Stewartstown, PA (Zone 6b) | May 2007 | positive

Planted 10 in Spring of 2001 as a screen for my backyard at the proper spacing. All original plants were between 1 and 2 feet tall at tim...Read More

T
T
Lower Lake, CA | April 2007 | positive

I have 2O planted. So far so good. They held up great through winter cold.

C
Coralville, IA (Zone 5a) | June 2006 | neutral

The U.S. National Arboretum says this clone is Thuja standishii x plicata. It was formerly erroneously labeled Thuja occidentalis 'Gigantoides'

S
Shawnee Mission, KS (Zone 6a) | March 2006 | neutral

I have these in my backyard as a screen. They look great and are growing very well here. No problems with deer eating them or ice causing damage.

J
Lees Summit, MO (Zone 5b) | July 2005 | positive

This is a very good plant, I have several in my yard and plan to propagate more in order to sell. It is very fast growing with 5-feet pe...Read More

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