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Clerodendrum trichotomum 'Purple Haze'

A deciduous shrub or small tree to 4m tall, with ovate leaves to 20cm long, purple-flushed when young. In late summer it bears fragrant, white, star-shaped flowers that emerge from pink buds, these are followed by bright blue berries that form within the persistent pink buds (calyces)

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Ultimate height

2.5–4 metres

Time to ultimate height

10–20 years

Ultimate spread

2.5–4 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

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: Lamiaceae
Native to GB / Ireland: No
Foliage: Deciduous
Habit: Spreading branched
Genus: Clerodendrum can be deciduous or evergreen shrubs, trees or climbers, with simple, often unpleasantly scented, leaves and panicles of usually fragrant salver-shaped flowers with prominent stamens, followed by small berries
Name status: Unresolved

How to grow

Cultivation

Grow in fertile, humus-rich, moist but well-drained soil in full sun. Protect in winter until established

Propagation

Propagate by semi-ripe cuttings with bottom heat in summer, remove suckers in autumn, take root cuttings in winter

Suggested planting locations and garden types

Architectural
Low Maintenance
Flower borders and beds

Pruning

See pruning group 1

Pests

May be susceptible to mealybugs, glasshouse red spider mite and glasshouse whitefly

Diseases

May be susceptible to honey fungus (rarely)

Get involved

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