Not the plant you're looking for? Search over 300,000 plants

Buddleja davidii
  • RHS Plants for pollinators

butterfly bush

B. davidii is a large, fast-growing, deciduous shrub, to 3m tall, with long, arching shoots and lance-shaped, pointed, green or grey-green leaves up to 25cm long. From summer to autumn it bears dense sprays, 30cm or more long, of small, fragrant flowers in various shades of purple

Other common names
orange eye
summer lilac
Synonyms
Buddleja variabilis

Unlimited days out

Individual RHS membership from £47.25

Complete now
Buy this plant
Size
Ultimate height
2.5–4 metres
Time to ultimate height
5–10 years
Ultimate spread
4–8 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green Grey Silver
Summer Purple Green Grey Silver
Autumn Purple Green Grey Silver
Winter
Position
  • Full sun
  • Partial shade
Aspect

South–facing or West–facing or East–facing

Exposure
Exposed or Sheltered
Drought resistance
Yes
Hardiness
H6
Botanical details
Family
Scrophulariaceae
Native to the UK
No
Foliage
Deciduous
Habit
Bushy
Genus

Buddleja can be evergreen or deciduous shrubs, occasionally trees or scrambling climbers with simple leaves and panicles of small, tubular fragrant flowers

Name status

Correct

Plant range
China & Japan

How to grow

Cultivation

Grow in well-drained soil in full sun or partial shade

Propagation

Propagate semi-ripe cuttings in summer or hardwood cuttings in autumn

Suggested planting locations and garden types
  • City and courtyard gardens
  • Coastal
  • Cottage and informal garden
  • Flower borders and beds
  • Wall side borders
Pruning

Pruning group 6

Pests

May be attacked by capsid bug, caterpillars and glasshouse red spider mite

Diseases

Generally disease free

My Garden

Your free RHS gardening coach

Keep track of your plants with reminders & care tips – all to help you grow successfully

My plants
My calendar

My plants

My calendar

My ideas
Manage membership

My ideas

My advice

Get involved

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.