Viburnum Opulus Sterile

Short Overview
Viburnum opulus ‘Sterile’ is a deciduous ornamental shrub best known for its large, spherical white flower clusters that resemble snowballs. It is widely grown in gardens and landscapes for its dramatic spring flowering and classic shrub form.

Key Characteristics

• Plant type: Deciduous shrub (Viburnum opulus ‘Sterile’)
• Flower color: Pure white
• Flower form: Large, round “snowball” flower clusters composed entirely of sterile florets
• Bloom time: Late spring to early summer
• Foliage: Medium green, maple-like leaves that often turn yellow to red in autumn
• Growth habit: Upright to rounded, multi-stemmed shrub
• Mature size: Typically reaches about 3–4.5 m (10–15 ft) in height and spread

General Growing Notes

• Light: Grows well in full sun to partial shade
• Water: Prefers consistent moisture; tolerates moist soils better than drought
• Soil: Adapts to a wide range of soils but performs best in fertile, well-drained soil
• Care considerations: Prune after flowering if shaping is required; flowers form on old wood

Note: Because this cultivar is sterile, it does not produce fruit. Flower size, autumn color, and overall plant performance may vary depending on climate, soil conditions, and site placement.