Overview
Hibiscus syriacus 'Summer Holiday'PBR is a bushy shrubs in the genus Hibiscus, part of the Malvaceae family, with deciduous foliage. Hibiscus syriacus 'Summer Holiday'PBR grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H5. Suggested uses include shrub borders, specimen planting and hedging.
About
Hibiscus syriacus 'Summer Holiday' is a deciduous shrub belonging to the Hibiscus genus, known for its large, funnel-shaped blooms and extended flowering period. This bushy cultivar thrives in full sun on a south-facing, sheltered aspect, preferring fertile, moist but well-drained loam soil with a neutral pH. Hardy to UK zone H5, it is suitable for shrub borders, specimen planting, and hedging. 'Summer Holiday' is best cultivated in sun or part shade and can be propagated through semi-hardwood cuttings, offering seasonal interest in spring and summer.
About the genus
Hibiscus is a genus of common flowering plants in the mallow family, Malvaceae. The genus is quite large, comprising several hundred species that are native to warm temperate, subtropical and tropical regions throughout the world. Member species are renowned for their large, showy flowers and those species are commonly known simply as "hibiscus", or less widely known as rose mallow.
Wikipedia contributors, "Hibiscus", CC BY-SA 4.0 — Hibiscus
Growing conditions
Best soil and position for Hibiscus
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Moist but well-drained
- Aspect
- South-facing
- Exposure
- Sheltered
- UK hardiness
- H5
Plant details
Hibiscus syriacus 'Summer Holiday'PBR size, habit and characteristics
- Plant type
- Shrubs
- Habit
- Bushy
- Foliage
- Deciduous
- Suggested uses
- Shrub borders, specimen planting, hedging
Care notes
Pruning and caring for Hibiscus syriacus 'Summer Holiday'PBR
- Propagation
- Semi-hardwood cuttings
- Pest resistance
- Aphids, scale insects, mealybugs, glasshouse whitefly
- Disease resistance
- Honey fungus, powdery mildews
Frequently asked questions
Where is the best place to plant Hibiscus syriacus 'Summer Holiday'PBR?
Hibiscus syriacus 'Summer Holiday'PBR prefers full sun. It suits sheltered positions.
What soil does Hibiscus syriacus 'Summer Holiday'PBR need?
Hibiscus syriacus 'Summer Holiday'PBR grows best in loam soil. It prefers neutral soil. Aim for soil that stays moist but well-drained.
Is Hibiscus syriacus 'Summer Holiday'PBR hardy in the UK?
Hibiscus syriacus 'Summer Holiday'PBR has an RHS hardiness rating of H5, meaning it is hardy in most of the UK, tolerating -15 to -10°C.
How do I propagate Hibiscus syriacus 'Summer Holiday'PBR?
Semi-hardwood cuttings.
More in the Hibiscus genus
- Hibiscus Little Prince ('Lillprinc'PBR)

- Hibiscus acetosella 'Red Shield'Cranberry Hibiscus

- Hibiscus moscheutos 'Galaxy'Rose Mallow

- Hibiscus moscheutos Southern Belle GroupRose Mallow

- Hibiscus x rosa-sinensis 'Cancun Pink'Hibiscus

- Hibiscus x rosa-sinensis 'Gerald Derr'Hibiscus

- Hibiscus x rosa-sinensis 'Mary Wallace'Hibiscus

- Hibiscus 'Cherry Brandy'