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BUDDLEJA davidii 'Black Knight'
Commonly known as Buddleia, Butterfly bush

Deepest purple
Full Plant Details - Sun/Soil & other attributes - Click to close
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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 - bees, butterflies and other insects. -
Pests & Diseases
Capsid bugs, caterpillars, figwort weevil, mullein moth, red spider mites. -
Place of origin
China, Japan. garden origin. c1959. Netherlands. Ruys, Moerheim Nursery -
DeciduousMid-green leaves to 25cm (10in) long.
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Brown or black
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PaniclesDense panicles 15-20cm (6-8in) long long
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BorderSuits a mixed or shrub border
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Coastal / windsweptSuitable for an open site slightly back from the sea
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Cottage garden
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Town garden
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Woodland garden
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Fully hardy
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Entire
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Lanceolate
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Height
3m (10ft) -
Spread
5m (16ft) -
Tall ShrubVariable, fast-growing shrub with long, arching shoots
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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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Hardy - cold winter
Hardy in most places throughout the UK even in severe winters. May not withstand open/exposed sites or central/northern locations. Plant can withstand temperatures down to -15°C (5°F) -
Scented flowers
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Autumn Seasonal Interest
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Summer Seasonal Interest
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Fertile well drained soil
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Full sun
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Bee friendly
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Butterfly friendly
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Rabbit Resistant
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Mature Size3m (10ft)
5m (16ft)
View Planting Tips and Care Advice
Buddleja - Care Guide
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