Weigela
Beginning of floweringWeigela florida
Caprifoliaceae · broadleaf deciduous shrub · introduced
Last updated
Weigela is a deciduous broadleaf shrub from Japan reaching 9-12 ft with erect form and medium growth. It produces funnel-shaped flowers in lavender, pink, red, or white from April to June, blooming on previous season's wood.
Weigela is hardy in zones 4a-8b and thrives in full sun to part shade with moist, adaptable soil (pH 4.5-8.5). Prune immediately after flowering through early summer. It attracts hummingbirds and tolerates clay soil with low-maintenance requirements.
Plant Profile
Size & Form
Site Requirements
Ornamental Interest
Phenological Calendar
As of June 4, 2026, Puget Sound stations range from 2458.5 to 2700.8 GDD₃₂. Weigela has passed beginning of flowering (1422 GDD₃₂).
Regional Season Tracker
GDD₃₂ accumulation across 7 Puget Sound stations · as of Jun 4, 2026| Station | GDD₃₂ | Current Stage | Next | To Go |
|---|---|---|---|---|
| Issaquah / East King | 2,701 | Beginning of flowering | — | — |
| Kent / Auburn | 2,695 | Beginning of flowering | — | — |
| Seattle / UW | 2,637 | Beginning of flowering | — | — |
| Olympia / Tumwater | 2,598 | Beginning of flowering | — | — |
| Tacoma / Puyallup | 2,564 | Beginning of flowering | — | — |
| Bellingham / Whatcom | 2,560 | Beginning of flowering | — | — |
| Sequim / Rain Shadow | 2,459 | Beginning of flowering | — | — |
View full calendar (1 stages)
| Stage | GDD32 | Typical Window |
|---|---|---|
| ● Beginning of flowering BBCH 61 NOW | 1422 | — |
Source: OSU phenology catalog (OSU: weather.cfaes.osu.edu) About GDD₃₂ →
Season tracker for Kent / Auburn as of Jun 4, 2026. Predicted dates use 16-day weather forecast through Jun 20, 2026, then climate normals.