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Thuja koraiensis (Korean arborvitae)
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1 hour care
per year
per year
10m
Max height
Max height
5m
Max spread
Max spread
20-50 years
To maturity
To maturity
Low
Toxicity
Toxicity
Plant details
Botanical name
Thuja koraiensis
Other names
Korean arborvitae, Korean arbor-vitae, Korean thuja
Genus
Thuja Thuja
Species
T. koraiensis - T. koraiensis is a compact, conical, evergreen tree or large shrub with flattened sprays of scale-like, triangular or diamond-shaped, mid-green leaves. Ellipsoid, pale brown female cones with four paired scales mature in early autumn.
Thuja koraiensis is: Evergreen
Habit
Conical
Toxicity
Contact with the skin may cause irritation.
Foliage
Mid-green in All seasons
How to care
Watch out for
Specific pests
Scale insects Scale insects
Canker Canker
General care
Pruning
Little to no pruning required. Trim hedging in spring and late summer.
Propagation
Sow seed in a cold frame in late winter or early spring.
Propagation methods
Seed, Semi-hardwood cuttings
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Where to grow
Thuja koraiensis (Korean arborvitae) will reach a height of 10m and a spread of 5m after 20-50 years.
Suggested uses
Low Maintenance, Beds and borders, Architectural, Rock, Specimen tree
Cultivation
Grow in deep, moist but well-drained, preferably neutral to alkaline soil in full sun. Tolerates light shade. Needs protection from cold, drying winds, particularly when young.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained
Soil pH
Alkaline, Neutral
Light
Full Sun
Aspect
North, South, East, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
Companion plants
We do not currently have companion plants added for this plant.
Botanical name
Thuja koraiensis
Other names
Korean arborvitae, Korean arbor-vitae, Korean thuja
Genus
Thuja Thuja
Species
T. koraiensis - T. koraiensis is a compact, conical, evergreen tree or large shrub with flattened sprays of scale-like, triangular or diamond-shaped, mid-green leaves. Ellipsoid, pale brown female cones with four paired scales mature in early autumn.
Native to
China, Korea
Foliage
Evergreen
Habit
Conical
Toxicity
Contact with the skin may cause irritation.
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Colour
Foliage
Mid-green in All seasons
How to care
Watch out for
Specific pests
Specific diseases
General care
Pruning
Little to no pruning required. Trim hedging in spring and late summer.
Propagation
Sow seed in a cold frame in late winter or early spring.
Propagation methods
Seed, Semi-hardwood cuttings
Monthly care advice
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Where to grow
Thuja koraiensis (Korean arborvitae) will reach a height of 10m and a spread of 5m after 20-50 years.
Suggested uses
Low Maintenance, Beds and borders, Architectural, Rock, Specimen tree
Cultivation
Grow in deep, moist but well-drained, preferably neutral to alkaline soil in full sun. Tolerates light shade. Needs protection from cold, drying winds, particularly when young.
Soil type
Chalky, Clay, Loamy, Sandy (will tolerate most soil types)
Soil drainage
Moist but well-drained
Soil pH
Alkaline, Neutral
Light
Full Sun
Aspect
North, South, East, West
Exposure
Exposed, Sheltered
UK hardiness Note: We are working to update our ratings. Thanks for your patience.
Hardy (H4)
USDA zones
Zone 8, Zone 7, Zone 6, Zone 5
In order to add a note on this plant, please add this plant to your plant lists.
| This plant likes... | Garden match | |
| Soil types: | Chalky, Clay, Loamy, Sandy (will tolerate most soil types) | Tell us... |
| Soil drainage: | Moist but well-drained | Tell us... |
| Soil pH: | Alkaline, Neutral | Tell us... |
| Light: | Full Sun | Tell us... |
| Aspect: | North, South, East, West | Tell us... |
| Exposure: | Exposed, Sheltered | Tell us... |
| Hardiness: | Hardy (H4) | Tell us... |
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