Viburnum opulus 'Sterile'Item #7510 USDA Hardiness Zone: 3 - 8
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Masses of large, pure white, snowball-like flower clusters make a showy display and are exquisite in floral arrangements. Glossy, bright green leaves have a purplish red fall coloring. A spectacular landscape specimen. Deciduous.
- OverviewLight Needs:Partial to full sunWatering Needs:Water regularly - weekly, or more often in extreme heat.Average Landscape Size:Moderate growing; reaches 12 ft. tall, 10 ft. wide, or larger with age.
- DetailBotanical Pronunciation:vy-BER-num OP-ew-lusPlant type:ShrubDeciduous/evergreen:DeciduousGrowth habit:RoundedGrowth rate:ModerateAverage landscape size:Moderate growing; reaches 12 ft. tall, 10 ft. wide, or larger with age.Foliage color:GreenBlooms:Late Spring to Early SummerFlower color:WhiteDesign IdeasOn display in summer, this shrub is sure to cause a stir with its mass of white snowball blooms. Plant it at the back of the border where it will rise above its companions to show off. It also looks fine as the center plant in an island bed in the lawn.Companion PlantsPeony (Paeonia); Clematis (Clematis); Lavender (Lavandula); Iris (Iris); Lilac (Syringa)
- CareCare InformationTolerant of a wide range of soils; prefers average, loamy, moist, well-drained soils. Water deeply, regularly during the first growing season to establish an extensive root system; once established, water as needed to maintain evenly moist soil. Fertilize before new growth begins in spring. Prune annually after flowering to shape.Pruning time: summer after flowering.Light Needs:Partial to full sunWatering Needs:Water regularly - weekly, or more often in extreme heat.