About
Buddleja davidii var. alba is a robust shrub characterized by its arching growth form. It is deciduous and features narrow, lanceolate leaves that measure between 7 to 13 cm in length, exhibiting a gray-green hue that is more densely felted with white when young compared to the typical species. In late summer, it produces elongated panicles, ranging from 9 to 20 cm, adorned with fragrant white flowers that display an orange eye.
About the genus
Buddleja comprises evergreen and deciduous shrubs, and in some cases, it can also be found as small trees or scrambling climbers. The foliage consists of simple leaves, and the plants produce clusters of small, tubular flowers that emit a pleasant fragrance.
Growing conditions
- Sunlight
- Full sun
- Soil type
- Sand, Chalk, Loam, Clay
- Soil pH
- Neutral, Alkaline, Acid
- Soil moisture
- Moist but well-drained, Well-drained
- Aspect
- South-facing, West-facing, East-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H6
Plant details
- Plant type
- Shrubs
- Habit
- Bushy
- Foliage
- Deciduous
- Height
- 2.5-4 metres
- Spread
- 2.5-4 metres
- Time to full height
- 5-10 years
- Suggested uses
- Wildlife gardens, Cottage and informal garden, City and courtyard gardens, Coastal
- Native to
- China, Tibet
- Fragrance
- Flower
Care notes
- Cultivation
- Grow in well-drained soil in full sun. See buddleja cultivation for more detailed advice
- Pruning
- Pruning group 6
- Propagation
- Propagate by hardwood cuttings in autumn, or by heeled semi-hardwood cuttings in summer
- Pest resistance
- May be susceptible to aphids, capsid bugs, caterpillars, earwigs, figwort weevils, glasshouse red spider mite, leaf and bud eelworm, and mullein moth
- Disease resistance
- May be susceptible to honey fungus, fungal leaf spot, and virus diseases