Viburnum opulus 'Sterile'Item #7510 USDA Hardiness Zone: 3 - 8
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:Needs regular watering - weekly, or more often in extreme heat.Average Landscape Size:Moderate grower to 12 ft. tall, 10 ft. wide; larger with age.
- DetailBotanical Pronunciation:vy-BER-num OP-ew-lusPlant type:ShrubDeciduous/evergreen:DeciduousGrowth habit:RoundGrowth rate:ModerateAverage landscape size:Moderate grower to 12 ft. tall, 10 ft. wide; larger with age.Foliage color:GreenBlooms: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, well-drained soil with consistent moisture. Follow a regular schedule of deep waterings during first growing season to establish a deep, extensive root system. Fertilize before new growth begins in spring. For a tidy, neat appearance, prune annually after flowering.Pruning time: summer after flowering.Light Needs:Partial to full sunWatering Needs:Needs regular watering - weekly, or more often in extreme heat.