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Western Red Cedar

Thuja plicata

Description:
This native conifer's strong pyramidal form and gray-red fibrous bark are an appreciated site throughout Pacific Northwest gardens. This tree has beautiful evergreen foliage in flat sprays that hang from horizontal stems. Plant it in a moist site for it to flourish.

Power Line Approved: No

Min. street tree planting width: 12 feet

Mature Height: 80-90 feet 

Mature Spread: 30 feet

Tree Shape: Pyramidal

Where to Plant:
The western red cedar makes a beautiful yard tree, given it has room to grow.

Leaves:
Scale-like leaves are green on top with white markings in a butterfly pattern underneath.

Fruits:
Small ½" elliptical, urn-shaped cone. Sits upright on the stems.

Preferred Site Conditions:
Part sun/shade. Prefers moist soils. 

Potential Problems:
No serious insect or disease problems.

Minimum Planting Distances:

  • 20 feet from house or building
  • 3 ½ feet back from the face of the curb
  • 5 feet from underground utility lines
  • 10 feet from power poles
  • 7 ½ feet from driveways (10 feet recommended)
  • 20 feet from street lights and other existing trees
  • 30 feet from street intersections

Additional Resources