About
Buddleja agathosma is a deciduous shrub that can reach heights of up to 5 meters. It has an open growth form and features large, lanceolate leaves that exhibit wavy margins, with a silvery-grey fuzz on both surfaces. In late spring and early summer, it produces panicles of small flowers that emit a pleasant fragrance, varying in color from light lilac to purplish-pink, occasionally showcasing orange throats.
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
- Soil pH
- Neutral, Alkaline, Acid
- Soil moisture
- Moist but well-drained, Well-drained
- Aspect
- South-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H3
Plant details
- Plant type
- Shrubs, Conservatory Greenhouse
- Habit
- Bushy
- Foliage
- Deciduous
- Height
- 4-8 metres
- Spread
- 2.5-4 metres
- Time to full height
- 5-10 years
- Suggested uses
- Mediterranean climate plants, Sub-tropical
- Native to
- Yunnan Province, China
- Fragrance
- Flower
Care notes
- Cultivation
- Needs full sun, well-drained soil and a frost-fee location. Ideal for a large conservatory or greenhouse. See buddleja cultivation for more detailed advice
- Pruning
- Pruning group 6
- Propagation
- Propagate by hardwood cuttings in autumn, or by 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