American Cranberrybush Viburnum

Viburnum trilobum

Adoxaceae, Caprifoliaceae · broadleaf deciduous shrub · native

Last updated May 11, 2026

Plant Profile

Size & Form

Growth Rate

Medium

Site Requirements

Light

Full Sun

Soil Drainage

Well Drained

Water

Moderate

Ornamental Interest

Bloom Time

mid spring

Fall Color

Yellow

Origin

Pacific Northwest native

Powdery MildewHigh

Active Conidial Spread

Viburnum leaf beetleHigh

Larval Hatching & Feeding

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.