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Harlequin Glorybower
Clérodendron Trichotomum
Harlequin Glorybower, or Clerodendrum trichotomum, delights with its fragrant white flowers in summer, followed by ornamental turquoise-blue berries. Hardy and unique, it brightens gardens and patios.
Description
Height at maturity
4/5M
Wingspan at maturity
4/5M
Exposure
sun
Flowering
August to September
Hardiness
-20°C
Origin
China - Japan
Harlequin Glorybower – Clerodendrum trichotomum
Origins and characteristics
Native to China and Japan, Clerodendrum trichotomum belongs to the Lamiaceae family. It is grown for its intensely fragrant summer bloom and its spectacularly coloured fruits.
Description and particularities
Adult height: 3 to 5 metres.
Adult spread: around 3 to 4 metres.
Habit: Bushy to small spreading tree, sometimes forming several trunks.
Foliage: Deciduous; large dark green oval leaves, slightly hairy and aromatic when crushed.
Flowering period: August to September.
Flowers: Small white star‑shaped flowers, intensely jasmine‑scented, grouped in cymes.
Fruits: Bright turquoise berries set in a deep red calyx, highly ornamental in autumn.
Hardiness: Good, down to about -20 °C.
Exposure and soil
Exposure: Full sun or partial shade.
Soil: Rich, light, fresh but well‑drained.
Tolerance: Tolerates slightly calcareous soils; dislikes prolonged drought.
Planting
Season: Autumn or spring.
Preparation: Loosen soil and enrich with compost.
Spacing: 2 to 3 metres.
Watering
At planting: Regular watering to ensure establishment.
When mature: Water during extended heatwaves.
Pruning
When: Late winter or early spring (February–March).
Advice: Remove dead wood, open the centre of the crown, lightly shorten to balance.
Propagation
Sowing (difficult) or semi‑ripe cuttings in summer.
Garden uses
Positions: Specimen plant, back of border, small groups, large container on terrace.
Recommended plant associations
- Hydrangea paniculata – contrasting volumes and staggered flowering.
- Cornus alba 'Sibirica' – vivid winter colours.
- Viburnum tinus – completing the autumn‑winter scene.
Disease protection
Sensitivities: Robust; watch for aphids in spring.
Prevention: Plant in well‑drained soil and avoid stagnant moisture.
Tips for good development
Plant in a bright, sheltered position; water regularly during the first years; enrich soil in spring; protect young plants with winter mulch in cold regions; prune lightly to maintain a harmonious shape.
Features
- Common name : Harlequin Glorybower
- Family : Verbénaceae
- Category : shrub
- Spread : 4/5M
- Foliage : deciduous
- Color of flowers : white changing to pink purple
- Use : flowered hedge - shruberry
- Soil : all
- Habit : bushy
- Earth to use : universal potting soil/garden soil/compost
- Enemies : whitefly - red spider - mealybug
- Possible diseases : resistant to diseases
Expédition & livraison
How does the delivery work?
As soon as you place your order your plants are selected
Each order is processed individually.
Plants are packed, staked and labeled.
Packaging is carefully implemented to avoid any problems.
Packages are ready to be shipped.
Our delivery methods
Shipping of our plants throughout Europe (except overseas and islands).
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