Overview
Syzygium paniculatum is a shrub, small tree tree in the genus Syzygium, part of the Myrtaceae family, with evergreen foliage. Syzygium paniculatum grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H4. Suggested uses include specimen plant and hedge. It is native to Réunion.
About
Syzygium paniculatum is an evergreen shrub or small tree in the myrtle family grown for year-round foliage and use as a specimen or clipped hedge. Native to Réunion, it produces clusters of white flowers in the UK from July to September. It prefers full sun on neutral loam that drains freely and suits a sheltered, south-facing position in gardens rated H4.
About the genus
Syzygium is a genus of flowering plants that belongs to the myrtle family, Myrtaceae. The genus comprises about 1200 species, and has a native range that extends from Africa and Madagascar through southern Asia east through the Pacific. Its highest levels of diversity occur from Malaysia to northeastern Australia, where many species are very poorly known and many more have not been described taxonomically.
Wikipedia contributors, "Syzygium", CC BY-SA 4.0 — Syzygium
In the garden
Syzygium paniculatum belongs to the Myrtaceae and is an evergreen shrub or small tree native to Réunion. In UK gardens it flowers from July to September, producing white clusters set among the foliage; gardeners use it where a persistent screen or a compact ornamental tree is required. Plant it in full sun on neutral loam with good drainage and avoid waterlogged sites. A south-facing, sheltered aspect reduces exposure to cold winds. The species carries a UK hardiness rating of H4 (average), so it tolerates most garden winters but will perform best away from exposed, frost-prone spots. It works well as a specimen or as a clipped hedge where year-round coverage is needed. Place it where its evergreen leaves provide screening and plan light pruning after flowering: trimming immediately after the July–September bloom keeps shape without removing that season's flowers.
Growing conditions
Best soil and position for Syzygium
- Sunlight
- Full sun
- Soil type
- Loam
- Soil pH
- Neutral
- Soil moisture
- Well-drained
- Aspect
- South-facing
- Exposure
- Sheltered
- UK hardiness
- H4
Plant details
Syzygium paniculatum size, habit and characteristics
- Plant type
- Tree
- Habit
- Shrub, small tree
- Foliage
- Evergreen
- Suggested uses
- Specimen plant, hedge
- Native to
- Réunion
Care notes
Pruning and caring for Syzygium paniculatum
- Propagation
- Semi-ripe cuttings
- Pest resistance
- Susceptible to scale insects
- Disease resistance
- Susceptible to honey fungus
Frequently asked questions
Where is the best place to plant Syzygium paniculatum?
Syzygium paniculatum prefers full sun. It suits sheltered positions.
What soil does Syzygium paniculatum need?
Syzygium paniculatum grows best in loam soil. It prefers neutral soil. Aim for soil that stays well-drained.
Is Syzygium paniculatum hardy in the UK?
Syzygium paniculatum 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 Syzygium paniculatum?
Semi-ripe cuttings.
