Eastern Arborvitae Western Arborvitae
Thuja occidentalis 'Columbia'
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Tree
Height
120 inches
Width
60 inches
Light
Full Sun
Zones
4, 5, 6, 7, 8, 9
Water
Moderate
Humidity
Average
Lifespan
50+ years
Native To
North America
Toxicity
Non-toxic
The Story
Plant Bio
Thuja occidentalis 'Columbia' is an evergreen conifer with dense, upright, columnar growth and bright green foliage that retains its color throughout the year, forming a striking vertical feature in gardens. This cultivar is distinguished by its vibrant, golden-yellow new growth that gradually matures to a rich green, creating a dynamic contrast and visual interest in landscape designs.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Select a sunny location with well-drained soil.
- Tuck young plants into prepared planting holes, keeping roots moist.
- Water thoroughly after planting and regularly during dry spells.
- Mulch around the base to retain moisture and suppress weeds.
- Prune lightly in early spring to maintain shape.
- Fertilize in early spring with a balanced slow-release fertilizer.
Pro Tip
Ensure good drainage to prevent root rot and maintain healthy growth.
Keep It Thriving
Care Guide
Do
- Water regularly during dry periods 🌱
- Prune to shape in early spring
- Apply mulch annually to retain moisture
Don't
- Avoid overwatering in winter ❌
- Don’t prune in late summer to prevent stress
- Refrain from fertilizing during drought conditions
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Fertilize | ||||||||||||
| Pest Check | ||||||||||||
| Plant | ||||||||||||
| Prune |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Companion Plants
Multiply
Propagation Methods
Good to Know
Common Questions
Eastern Arborvitae Western Arborvitae questions
What zones can Eastern Arborvitae Western Arborvitae grow in?
Eastern Arborvitae Western Arborvitae is hardy in USDA Zones 4–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Eastern Arborvitae Western Arborvitae deer resistant?
Yes — Eastern Arborvitae Western Arborvitae is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Eastern Arborvitae Western Arborvitae bloom?
Eastern Arborvitae Western Arborvitae typically blooms in early spring through late fall. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Eastern Arborvitae Western Arborvitae need full sun?
Eastern Arborvitae Western Arborvitae does best in full sun (6+ hours).
More Thuja to compare
Green Giant Arborvitae
Thuja occidentalis 'Green Giant'
Emerald Green Arborvitae
Thuja occidentalis 'Emerald Green'
Emerald Green Arborvitae
Thuja occidentalis 'Smaragd Emerald'
American Pillar Arborvitae
Thuja occidentalis 'American Pillar'
Degroot's Spire Arborvitae
Thuja occidentalis 'Degroot'
Fire Chief Arborvitae
Thuja occidentalis 'Fire Chief'
Keep exploring
Explore the genus
Collections featuring this plant
Grow Eastern Arborvitae Western Arborvitae with confidence
See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.
