Trees and shrubs

Witherod Viburnum

Viburnum cassinoides

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Exposure
Sun to partial shade
Hardiness
Zone 3

Discover the plant

Common nameCassinoid viburnum
FamilyViburnaceae
GenusViburnum
SpeciesCassinoides
TypeShrub
Botanical nameViburnum cassinoides

Witherod Viburnum (Viburnum cassinoides). Viburnum cassinoides, commonly known as witherod viburnum, is a native deciduous shrub particularly valued for its ecological importance and extended seasonal interest. It develops a dense, bushy habit, generally wider than tall, forming a natural mass ideal for hedgerows and biodiversity-friendly landscapes. In spring, creamy-white flower clusters appear in abundance, attracting pollinators. These are followed by remarkable fruit production: clusters of berries that transition from pink to blue then to black when ripe, often present simultaneously, and much appreciated by birds.

To plant witherod viburnum, choose a suitable exposure: full sun to partial shade. The recommended soil is fresh to moist, well-drained. Water the root ball before planting and ensure water can drain after planting. During establishment, check the soil moisture by hand before watering again. Spread mulch around the base, leaving the root collar clear. Avoid systematic fertilizer applications without considering the soil's richness. In Quebec, choose a period when the ground is thawed and easy to work.

Allow for a width of 3.5 m (12 ft) when planning this plant's placement in the garden. The indicated height of 3 m (10 ft) helps choose its position relative to neighboring plants. Maintain access to the base for weeding, checking moisture, and removing damaged parts. Pair this variety with plants that have compatible light and water needs. If you are considering a container, first ensure that its volume and drainage are suitable for root development. Roots in pots are more exposed to cold than those planted in the ground.

Viorne cassinoïde (Viburnum cassinoides)

Soil and care

The right care,at the right time.

Minimum temperature

'-40°C

Watering

Regular watering

Soil type

Slightly acidic to neutral, cool and well-drained

Fertilization

Slow-release fertilizer 14-7-14 or 4-2-8. Fertilize monthly or as directed on the bag. Add Myke at planting.

Bloom and dimensions

Its place,in your garden.

Mature height

1.5 to 2 m (5 to 7 feet)

Width / spread

2 m (6.5 ft)

Flower color

White

Foliage color

Green

Foliage type

Obsolete

Growth rate

Moderate

Growth habit

Dense, spreading shrub

Bloom period

Spring

Fruiting

Clusters of berries turning from pink to blue then black, much loved by birds

Wildlife and pets

Life,around your plants.

Supporting wildlife

Yes