Western Red Cedar
Thuja plicata
Family: Cupressaceae
Western Red Cedar grows in full sun to partial shade and prefers moist, well-drained soil. Water needs: Moderate to high.
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How to Grow Western Red Cedar
Western Red Cedar growing information includes sunlight requirements of Full sun to partial shade, soil conditions listed as Moist, well-drained soil with a soil pH of 5.0-7.0, and Moderate to high water needs. The listed hardiness zones are 5-9. For propagation reference, the database lists germination or establishment information for Western Red Cedar as 30-60 days after stratification, with planting or establishment depth listed as Surface sow. Days to maturity are listed as 10+ years.
Plant Overview
Western Red Cedar (Thuja plicata) is listed in the Cupressaceae family and categorized as a tree with a perennial life cycle. This profile summarizes growing information for hardiness, light, soil, water, seed starting, maturity, and other available cultivation details. Difficulty is listed as Easy.
- Plant ID
- PLT-0524
- Family
- Cupressaceae
- Plant type
- Tree
- Life cycle
- Perennial
- Difficulty
- Easy
Growing Conditions
Western Red Cedar is listed for full sun to partial shade conditions. Water needs are listed as moderate to high. The database soil reference is Moist, well-drained soil. The listed soil pH range is 5.0-7.0, and the listed hardiness range is 5-9.
- Hardiness zones
- 5-9
- Sunlight
- Full sun to partial shade
- Soil
- Moist, well-drained soil
- Soil pH
- 5.0-7.0
- Water needs
- Moderate to high
Seed & Germination
For seed starting, the listed germination time is 30-60 days after stratification and the seed depth is Surface sow. The listed time to maturity is 10+ years. Use these values as general reference points and adjust for local climate, seed source, and growing conditions.
- Germination
- 30-60 days after stratification
- Seed depth
- Surface sow
Harvest & Propagation
- Days to maturity
- 10+ years
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Growing Reference Note
Plant performance can vary with climate, soil, weather, cultivar, seed quality, and gardening methods. The values on this page are general database reference ranges rather than a substitute for local extension guidance or seed-packet instructions.