Clerodendrum trichotomum 'Purple Haze'

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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)

Position

Full sun

Soil Types

Chalk, Clay, Loam, Sand

Max Height

2.5-4 metres

Max Spread

2.5-4 metres

Size

Time to Maturity
10–20 years
Max Spread
2.5-4 metres
Max Height
2.5-4 metres

Growing Conditions

Chalk Clay Loam Sand
Moisture
Moist but well–drained
pH
Acid or Alkaline or Neutral

Position

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)
H4

Colour & Scent

Fragrance Flower
Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

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)