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CARYOPTERIS x clandonensis 'Heavenly Blue'
Commonly known as Blue beard, Blue spiraea
Deepest blue
Plant Details
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Floweringlocal_floristJanlocal_floristFeblocal_floristMarlocal_floristAprlocal_floristMaylocal_floristJunlocal_floristJullocal_floristAuglocal_floristSeplocal_floristOctlocal_floristNovlocal_floristDec
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Good to know
Wildlife plant - insects, butterflies. Interestingly, many plants sold in the UK under this name may not be identical to the USA original. -
Pests & Diseases
Capsid bugs. -
Place of origin
Garden origin. USA. 1955. Wayside Gardens, Ohio. -
Resistant to honey fungusThese plants have little or few problems with honey fungus.
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Deciduousslightly-toothed, grey-green leaves to 5cm (2in) long.
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Blue
Intense dark blue -
Fully hardy
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Serrulate
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Lanceolate
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Height
1m (39in) -
Spread
1.5m (5ft) -
Medium shrubTypically grow to around 4-6 feet in heightErect habit. Produces axillary or terminal cymes of flowers to 1cm (½in) across in late summer, early autumn
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Hardy - average winter
Hardy through most of the UK apart from inland valleys, at altitude and central/northerly locations. May suffer foliage damage and stem dieback in harsh winters in cold gardens. Plant can withstand temperatures down to -10°C (14°F) -
Scented foliage
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Autumn Seasonal Interest
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Summer Seasonal Interest
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Bee friendly
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Butterfly friendly
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Mature Size1m (39in)
1.5m (5ft)
Planting Tips and Care Advice
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Garden Location/Conditions
BorderSuits a mixed or shrub borderCoastal / windswept
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Pruning group
Pruning group 4
Suitable for: Deciduous trees and shrubs that flower on current year's growth or are grown for winter stem effect.
Pruning: Hard prune to a low permanent framework.
When: Annually in early Spring.
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Soil Conditions
Medium to light, fertile, well drained soil
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Sun Requirements
Full sun
In colder climates grow against warm wall.
Caryopteris - Care Guide
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