Overview
Caryopteris x clan. 'Heavenly Blue' is a plant with a bushy habit in the genus Caryopteris, part of the Lamiaceae family, with deciduous foliage. Caryopteris x clan. 'Heavenly Blue' grows best in full sun, and tolerates most soils and any pH. Its UK hardiness is rated H4. Suggested uses include city and courtyard gardens, cottage and informal garden, patio and container plants, wildlife gardens, gravel garden and flower borders and beds.
About
Caryopteris x clan. 'Heavenly Blue' is a well-branched deciduous shrub in the mint family that flowers from August to October. It favours full sun and needs a sheltered, south- or west-facing spot on a free‑draining soil. Suited to chalk, loam or sandy soils across a range of pH, it performs well in containers, gravel beds and flower borders. The plant's flowering period makes it useful for late-summer to autumn interest.
Growing conditions
Best soil and position for Caryopteris
- Sunlight
- Full sun
- Soil type
- Chalk, Loam, Sand
- Soil pH
- Acid, Alkaline, Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing, West-facing
- Exposure
- Sheltered
- UK hardiness
- H4
Plant details
Caryopteris x clan. 'Heavenly Blue' size, habit and characteristics
- Habit
- Bushy
- Foliage
- Deciduous
- Suggested uses
- City and courtyard gardens, Cottage and informal garden, Patio and container plants, Wildlife gardens, Gravel garden, Flower borders and beds
Care notes
Pruning and caring for Caryopteris x clan. 'Heavenly Blue'
- Propagation
- Softwood cuttings, Semi-ripe cuttings, Hardwood cuttings
- Pest resistance
- Capsid bug, Mealybug
- Disease resistance
- Honey fungus
Frequently asked questions
Where is the best place to plant Caryopteris x clan. 'Heavenly Blue'?
Caryopteris x clan. 'Heavenly Blue' prefers full sun. It suits sheltered positions.
What soil does Caryopteris x clan. 'Heavenly Blue' need?
Caryopteris x clan. 'Heavenly Blue' is adaptable and grows happily in most soil types, including chalk, loam and sand. It is happy in soil of any pH. Aim for soil that stays well-drained.
Is Caryopteris x clan. 'Heavenly Blue' hardy in the UK?
Caryopteris x clan. 'Heavenly Blue' has an RHS hardiness rating of H4, meaning it is hardy through an average UK winter, tolerating -10 to -5°C.
How do I propagate Caryopteris x clan. 'Heavenly Blue'?
Softwood cuttings, Semi-ripe cuttings, Hardwood cuttings.
