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Buddleja bhutanica
  • RHS Plants for pollinators

A tender shrub up to 2m high, with deciduous, hairless, narrow, lance-shaped green leaves up to 16cm long, and panicles of very fragrant white flowers in summer

Size
Ultimate height
1.5–2.5 metres
Time to ultimate height
5–10 years
Ultimate spread
1.5–2.5 metres
Growing conditions
Sand
Chalk
Loam
Moisture
Well–drained
pH
Neutral, Alkaline, Acid
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer White Green
Autumn Green
Winter
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Hardiness
H2
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
Bhutan

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How to grow

Cultivation

In frost-free areas, grow in well-drained soil in full sun in a very sheltered position; in areas with frosts, grow in a cool, frost-free, well-ventilated greenhouse, in a coarse, well-drained, loam-based compost such as John Innes No. 3, in full light, and water freely in growth but sparingly in winter

Propagation

Propagate by heeled semi-hardwood cuttings in summer

Suggested planting locations and garden types
  • Conservatory and greenhouse
  • Wall side borders
Pruning

Pruning group 6

Pests

May be susceptible to aphids, capsid bugs, caterpillars, earwigs, figwort weevils, glasshouse red spider mite, leaf and bud eelworm, and mullein moth

Diseases

May be susceptible to honey fungus, fungal leaf spot, and virus diseases

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