Wayfaringtree Viburnum
'Full bloom'Viburnum lantana
Adoxaceae, Caprifoliaceae · broadleaf deciduous shrub · introduced
Last updated
Quick Facts
Height
10–15 ft
Spread
13 ft
Growth Rate
Medium
Light
Full Sun to Part Shade
Soil
Moist
Water
Moderate
Hardiness
Zone Zones 3–4
Bloom Time
May
Fall Color
Red
Origin
Europe, including Britain, and western Asia
Watch for this season
Powdery MildewModerate
Spring Emergence / Primary Infection
Root weevilModerate
Adult Emergence & Foliar Feeding
Phenological Calendar
As of May 14, 2026, Puget Sound stations range from 1926.1 to 2121.1 GDD₃₂. Wayfaringtree Viburnum has passed 'full bloom' (1100 GDD₃₂).
Regional Season Tracker
GDD₃₂ accumulation across 7 Puget Sound stations · as of May 14, 2026| Station | GDD₃₂ | Current Stage | Next | To Go |
|---|---|---|---|---|
| Issaquah / East King | 2,121 | 'Full bloom' | — | — |
| Kent / Auburn | 2,113 | 'Full bloom' | — | — |
| Seattle / UW | 2,085 | 'Full bloom' | — | — |
| Olympia / Tumwater | 2,047 | 'Full bloom' | — | — |
| Tacoma / Puyallup | 2,016 | 'Full bloom' | — | — |
| Bellingham / Whatcom | 1,994 | 'Full bloom' | — | — |
| Sequim / Rain Shadow | 1,926 | 'Full bloom' | — | — |
| Stage | GDD32 | Typical Window |
|---|---|---|
| 'First bloom' BBCH '61' | 933 | '' |
| ● 'Full bloom' BBCH '65' NOW | 1100 | '' |
Range: 662–825 GDD₃₂
(6yr)
Source: 'Master catalog (OSU), converted GDD50->GDD32 via Kent bloom-date mapping' About GDD₃₂ →
Season tracker for Kent / Auburn as of May 14, 2026. Predicted dates use 16-day weather forecast through May 30, 2026, then climate normals.
Diseases: Regionally Documented (7)
Pests: Regionally Documented (3)
Cultivars (1)
'Variegatum'
Common name: Variegated Wayfaringtree Viburnum
Data Maturity Structured Multiple sources. Expert review underway.