Marshalls Garden Viburnum Opulus 'roseum' Snowball Shrub - 9Cm Plant

Round clusters of sweetly scented, sterile white flowers give Viburnum opulus 'Roseum' its distinc...

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The Marshalls Garden Viburnum Opulus 'roseum' is ideal for home gardeners seeking a visually striking and fragrant shrub that requires minimal maintenance. Its primary benefit is the abundant, sweet-scented white snowball-like flowers that bloom for an extended period. A key consideration is that these sterile flowers do not produce berries, which may be a drawback for those seeking fruit-bearing plants. This hardy shrub is recognized for its attractive foliage that changes color in autumn and its RHS Award of Garden Merit.

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Model Part NumberViburnum Opulus 'roseum'
BrandMarshalls Garden

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FAQs

Will the 'roseum' variety produce berries?

No, the Viburnum Opulus 'roseum' has sterile flowers and does not produce berries. Its ornamental value comes from its abundant flowers and attractive foliage.

What is the mature size of this shrub?

The shrub typically reaches a mature height of about 4 meters (approximately 13 feet).

When is the best time to prune the Viburnum Opulus 'roseum'?

The best time to prune is in the summer, after the flowering period has ended, to maintain shape or remove any dead or overgrown branches. Avoid pruning in late winter or early spring as this can remove flower buds.

Does this shrub require full sun?

Yes, full sun is preferred for the best flowering display and the most vibrant autumn foliage color. It can tolerate partial shade, but flowering may be reduced.

Is this plant suitable for attracting wildlife?

While it does not produce berries, the flowers are attractive to pollinators such as bees. The foliage can also provide shelter for small garden creatures.

What kind of soil does it prefer?

It thrives in moderately fertile, moist but well-drained soil. It is adaptable but prefers conditions that are not waterlogged.

How often should I water a newly planted shrub?

Keep the soil consistently moist during the first growing season to help the roots establish. Once established, it requires less frequent watering but benefits from adequate moisture during dry spells.

Troubleshooting

Yellowing leaves

This can indicate poor drainage or insufficient nutrients. Ensure the soil is well-drained and consider a light application of a balanced fertilizer in spring if the soil is poor.

Lack of flowers

Insufficient sunlight is the most common cause. Ensure the plant is receiving at least 6 hours of direct sunlight daily. Pruning at the wrong time (late winter/early spring) can also remove flower buds.

Wilting despite watering

Check for root rot caused by overwatering or poor drainage. Ensure the soil is moist but not saturated. If drainage is poor, consider transplanting to a more suitable location.

Pests on foliage

While generally robust, aphids can sometimes infest new growth. A strong jet of water or insecticidal soap can usually manage minor infestations.

Pros and Cons

Pros

  • Abundant and attractive snowball-shaped white flowers.
  • Pleasant sweet scent enhances garden ambiance.
  • Long flowering period in late spring to early summer.
  • Attractive foliage color change in autumn.
  • Low maintenance requirements.
  • Attracts pollinators.

Cons

  • Flowers are sterile and do not produce berries.
  • Requires consistent watering during establishment.
  • Can reach a mature size of approximately 4 meters, requiring adequate space.
  • Best flowering and foliage color achieved in full sun.

Setup, Compatibility & Care

Planting Location: Select a site with full sun for optimal flowering and autumn color. The Viburnum Opulus 'roseum' prefers moderately fertile, moist but well-drained soil. Avoid waterlogged conditions.

Watering: Keep the plant well-watered, especially during its first growing season, to help it establish a strong root system. Once established, it is more drought-tolerant but benefits from watering during dry periods.

Pruning: Pruning is generally only needed to maintain shape or to remove any dead or damaged wood. If desired, trim the shrub in the summer after flowering has finished. Avoid heavy pruning in late winter or spring, as this can remove the current year's flower buds.

Soil: While adaptable, it performs best in moderately fertile, moist, well-drained soil. Amending the soil with compost at planting time is beneficial.

Pest & Disease: This variety is generally hardy and resistant to common pests and diseases.