Witherod Viburnum

Viburnum cassinoides

Adoxaceae, Caprifoliaceae · broadleaf deciduous shrub · native

Last updated May 11, 2026

Quick Facts

Height

6–10 ft

Growth Rate

Medium

Light

Full Sun to Part Shade

Soil

Well Drained

Water

Moderate

Hardiness

Zone Zones 2a–8b

Bloom Time

May to June

Fall Color

Pink, red

Origin

range from Newfoundland to Manitoba and Minnesota, south to

Powdery MildewModerate

Spring Emergence / Primary Infection

Root weevilModerate

Adult Emergence & Foliar Feeding

Diseases: Regionally Documented (7)

Symptom category — not a single disease Leaf Spot Botrytis Shoot Blight Ramorum Blight (Sudden Oak Death) Multiple obligate biotrophic fungi (Erysiphales: Erysipha... Powdery Mildew Bacterial blight (Leaf spot) Symptom category — not a single disease Root Rot Botryosphaeria corticis Stem Canker

Pests: Regionally Documented (3)

Pyrrhalta viburni Viburnum leaf beetle Otiorhynchus spp. Root weevil Aphis fabae Bean aphid

Data Maturity

Structured Multiple sources. Expert review underway.