Korean Spice Viburnum
Viburnum carlesii · Viburnaceae
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The gardener's calendar
In autumn, ease off feeding and take the chance to clean up around korean spice viburnum and prepare for winter.
ID card
- Common name
- Korean Viburnum
- Family
- Viburnaceae
- Form
- Compact shrub
- Foliage
- Deciduous
- Flowering
- April to May
- Mature size
- Approximately 1.5 m in height
- Hardiness
- Good (zones 5-8)
- Origin
- South Korea
✓ Taxonomy verifiedSource: AI estimate · hardiness: reliability high.
Expert tips
The key tip
Viburnum carlesii appreciates light partial shade and soil rich in organic matter. Its flowers appear on the previous year's wood: only prune just after flowering.
The common mistake
Heavy pruning in autumn-winter damages all the flower buds that have formed.
The pro's trick
From late May, after flowering, remove only dead wood and crossing branches.
Care
Light exposure
Install your Korean Viburnum in a bright location, in part shade or slightly sunny. It tolerates partial shade but prefers to receive at least a few hours of indirect sunlight to ensure abundant flowering. Protect it from strong winds that could damage its young shoots.
Watering
Keep the soil fresh but well-drained, especially during growth and flowering periods (spring-summer). Water regularly during dry periods, avoiding waterlogging which promotes disease. Reduce watering in winter after the leaves fall.
Soil
Choose soil rich in organic matter, slightly acidic to neutral and well-structured. Adding potting soil or compost at planting time improves establishment and promotes healthy growth. Ensure good drainage to prevent water stagnation.
Pruning and shaping
Prune lightly after flowering (late May) to maintain a compact and balanced form. Remove dead or misplaced branches and reduce overly vigorous stems. Avoid pruning late in the season, which would compromise next year's flower buds.
Fertilizing and nutrition
Apply balanced fertilizer in spring at bud break, then a second application before flowering. Organic mulch at the base helps retain moisture and gradually nourishes the soil. In poor soil, a complete fertilizer formulated for ornamental shrubs once or twice a year is sufficient.
Common problems
Watch for aphids and weevils appearing in spring. Powdery mildew can affect foliage in warm, humid conditions. A well-ventilated environment and good foliage hygiene limit these issues. Avoid excess humidity to prevent fungal diseases.
Did you know?
The Korean Viburnum is famous for its delicately fragrant flowers that open in pale pink balls in spring. Gardeners have appreciated it since the early 20th century in Western Europe, particularly for its subtle sweet fragrance that perfumes gardens from April to May. Its small bluish berries that follow the flowers attract birds in autumn.
Where to buy it
Best planted in autumn so the roots settle in before summer, or in early spring once the frost has passed. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, October, November.
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Tips generated and checked by Viridia — adapt them to your local climate.