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Caryopteris × clandonensis 'Heavenly Blue'
  • RHS Plants for pollinators

bluebeard 'Heavenly Blue'

'Heavenly Blue' is a compact, upright shrub to 1m tall, with arching branches bearing toothed, grey-green leaves and clusters of small dark blue flowers in the leaf axils in late summer and early autumn

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Size
Ultimate height
0.5–1 metres
Time to ultimate height
5–10 years
Ultimate spread
1–1.5 metres
Growing conditions
Chalk
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green Grey Silver
Summer Blue Green Grey Silver
Autumn Blue
Winter
Position
  • Full sun
Aspect

West–facing or South–facing

Exposure
Sheltered
Hardiness
H4
Botanical details
Family
Lamiaceae
Native to the UK
No
Foliage
Deciduous
Habit
Bushy
Genus

Caryopteris can be deciduous shrubs or perennials, with aromatic, simple leaves and small blue or white flowers in compact axillary clusters in late summer and autumn

Name status

Accepted

How to grow

Cultivation

Grow in moderately fertile, light, well-drained soil in full sun. Best positioned near a warm, sunny wall

Propagation

Root softwood cuttings from spring to midsummer, semi-ripe cuttings from mid to late summer or hardwood cuttings from late autumn to midwinter

Suggested planting locations and garden types
  • Coastal
  • Mediterranean climate plants
  • City and courtyard gardens
  • Cottage and informal garden
  • Flower borders and beds
Pruning

Pruning group 6

Pests

Capsid bug may cause leaf distortion

Diseases

Generally disease free

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