Caryopteris × clandonensis 'Arthur Simmonds'

RHS Plant Profile

bluebeard 'Arthur Simmonds'

RHS 2000

Shrubs

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A deciduous shrub of low, arching habit, with dark green leaves, greyish beneath, and clusters of bright violet-blue flowers in late summer

Position

Full sun

Soil Types

Chalk, Loam, Sand

Max Height

0.5-1 metres

Max Spread

1-1.5 metres

Size

Time to Maturity: 5–10 years
Max Spread: 1-1.5 metres
Max Height: 0.5-1 metres

Growing Conditions

Chalk Loam Sand

Moisture: Moist but well–drained or Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun

Aspect: South–facing or East–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
Drought Resistance: Yes

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Lamiaceae
Native to GB/Ireland: 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 light well-drained soil in a sheltered position in full sun

Propagation

Propagate by softwood cuttings

Suggested planting locations and garden types

Cottage and informal garden
Wildlife gardens
City and courtyard gardens
Coastal
Low Maintenance
Flower borders and beds

Pruning

Pruning group 6

Pests

May be susceptible to capsid bugs and mealybugs

Diseases

May be susceptible to honey fungus