Plants by mail order since 1984, over 4100 plants online today!
- Shop Now
- Burncoose Specialities
- This Month
- Offers & Promotions
- RHS Chelsea Flower Show 2022
- Engage With Us
- Information, Help & Advice
- About Us & Our Services
- Terms & Conditions
- Log In / Register
BUDDLEJA davidii 'Black Knight'
Commonly known as Buddleia, Butterfly bush
Deepest purple
Further Reading....
-
DeciduousMid-green leaves to 25cm (10in) long.
-
Brown or black
-
Height3m (10ft) -
Spread5m (16ft)
-
Tall ShrubVariable, fast-growing shrub with long, arching shoots
-
Hardy - cold winterHardy 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) -
Full sun
BUDDLEJA davidii 'Black Knight'
- Details
- Mature Size
- Tips and Advice
- Goes Well With
- Planting Combinations
- Other Suggestions
- See Also...
-
Additional Features
Good to knowWildlife plant - bees, butterflies and other insects.
Pests & DiseasesCapsid bugs, caterpillars, figwort weevil, mullein moth, red spider mites.
Place of originChina, Japan. garden origin. c1959. Netherlands. Ruys, Moerheim Nursery -
Flower ShapePaniclesDense panicles 15-20cm (6-8in) long long
-
Garden Location/ConditionsCoastal / windsweptSuitable for open site, slightly back from the seaWoodland garden
-
HardinessFully hardy
-
Leaf margin
Entire(see photos above) -
Leaf shape
Lanceolate
(see photos above) -
Pruning group
Pruning group 4Suitable 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.
RHS group 5, 6 & 7 -
Scented PlantsScented flowers
-
Seasonal InterestAutumnSummer
-
Soil ConditionsFertile well drained soil
-
Wildlife
Bee friendlyButterfly friendlyRabbit Resistant
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Buddleja - Care Guide
|
3m (10ft)
|
|
|
|
5m (16ft) |
BUDDLEJA davidii 'Empire Blue'
Butterfly bush, Buddleia
Available from £14.50
BUDDLEJA davidii 'Royal Red'
Butterfly bush, Buddleia
Available from £14.50
BUDDLEJA davidii 'White Profusion'
Butterfly bush, Buddleia
Available from £14.50
BUDDLEJA davidii 'Pink Delight'
Butterfly bush, Buddleia
Available from £14.50
Useful extras...
Fertilisers & Feeds - Vitax
Q4 Pelleted Fertiliser
A useful fertiliser suitable for use on a wide variety of plants. Q4 provides all the nutrients and trace elements essential for vigorous growth, abundant flowering and ripening of fruit.
3 options from £6.00
Fertilisers & Feeds - Empathy
Rootgrow mycorrhizal fungi
Recommended by the RHS. Contains Rootgrow™ mycorrhizal fungi. Suitable for all trees and shrubs (except rhododendrons, azaleas, heathers, cranberries and blueberries)
2 options from £6.00
Fertilisers & Feeds - Empathy
All-purpose Seaweed Stimulant
All-purpose organic concentrated seaweed feed that is a ready to use, derived from sustainable harvested kelp, that can be used on all outdoor and indoor plants, except acid loving plants.
Perfect used in conjunction with Rootgrow™.
Only £7.50
Share this page
