About
Caryopteris x clandonensis 'Blue Balloon' is a well-formed, rounded deciduous shrub featuring upright branches and elongated, aromatic leaves that are dark green above and silvery-gray beneath. This plant produces clusters of fragrant dark blue flowers from late summer into autumn.
About the genus
Caryopteris includes both deciduous shrubs and herbaceous perennials, characterized by their fragrant, uncomplicated leaves. These plants produce small blue or white flowers that appear in dense clusters in the axils during late summer and autumn.
Growing conditions
- Sunlight
- Full sun
- Soil type
- Chalk, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Well-drained
- Aspect
- East-facing, South-facing, West-facing
- Exposure
- Exposed, Sheltered
- UK hardiness
- H4
Plant details
- Plant type
- Shrubs
- Habit
- Bushy
- Foliage
- Deciduous
- Height
- 0.5-1 metres
- Spread
- 0.5-1 metres
- Time to full height
- 5-10 years
- Suggested uses
- Cottage and informal garden, City and courtyard gardens, Coastal, Mediterranean climate plants, Wildlife gardens
- Fragrance
- Foliage
Care notes
- Cultivation
- Grow in moderately fertile, light, well-drained soil in full sun. In areas where summers are cool or winter temperatures fall below -15°C it is ideal for planting near a warm sunny wall
- Pruning
- Pruning group 6
- Propagation
- Propagate y softwood cuttings which can be taken between spring and midsummer; semi-ripe cuttings from mid to late summer and hardwood cuttings from late autumn to midwinter
- Pest resistance
- May be susceptible to capsid bug which causes leaf distortion
- Disease resistance
- May be susceptible to honey fungus