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Trees

Thuja occidentalis 'Brobeck's Tower'

white cedar 'Brobeck's Tower'

A compact, columnar, evergreen coniferous tree, slowly growing to a maximum height of 2m (6½ft) and 1m (39in) across. Producing dense flat sparays of bronze tinged light green foliage. Its strictly conical form is useful as an architectural focal point in a garden, as well as being a good addition to city and courtyard gardens, where ultimate size is an important consideration

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Ultimate height

1.5–2.5 metres

Time to ultimate height

5–10 years

Ultimate spread

0.1–0.5 metres

Chalk

Clay

Loam

Sand

Moisture

Moist but well–drained

pH

Acid, Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun

Aspect

South–facing or West–facing

Exposure

Exposed or Sheltered

Hardiness
Hardiness ratings
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H1a: under glass all year (>15C)
H1b: can be grown outside in the summer (10 - 15)
H1c: can be grown outside in the summer (5 - 10)
H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
H4: hardy through most of the UK (-10 to -5)
H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
H6: hardy in all of UK and northern Europe (-20 to -15)
H7: hardy in the severest European continental climates (< -20)

Botanical details

Family: Cupressaceae
Native to the UK: No
Foliage: Evergreen
Habit: Columnar upright
Potentially harmful: Harmful if eaten, skin allergen. Wear gloves and other protective equipment when handling
Genus: Thuja are fast-growing evergreen trees of narrowly conical habit, with flat sprays of tiny, aromatic, scale-like leaves and small knobbly cones
Name status: Accepted

How to grow

Cultivation

Grows well in any moist, but well-drained soil in full sun

Propagation

Propagate by semi-hardwood cuttings

Suggested planting locations and garden types

Architectural
City and courtyard gardens
Cottage and informal garden
Patio and container plants
Flower borders and beds
Hedging and screens

Pruning

No pruning required unless grown as hedging. See: hedges and trimming hedges

Pests

May be susceptible to scale insects and conifer aphids

Diseases

May be susceptible to honey fungus and other fungal diseases, particularly thuja blight and Coryneum canker (see conifers: brown patches)

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