Woods' Rose

Rosa woodsii

Rosaceae · broadleaf deciduous shrub · introduced

Last updated

Woods' rose (Rosa woodsii) is a broadleaf deciduous shrub in the Rosaceae family native to western North America from western Kansas and North Dakota to Alaska and British Columbia, south to Arizona and Mexico. It reaches 2 ft tall and forms thickets. White to deep rose flowers appear solitary or in clusters of varying size.

Woods' rose is hardy in zones 3a-8b and tolerates full sun to shade with moist soil (pH 4.5-8.5) and moderate water. Twenty-seven diseases and 29 pests are documented. The fruit has a low edibility rating (2/5). The plant naturally occurs on moist soils of draws and streams. Seeds contain hair irritants.

Plant Profile

Size & Form

Height
2 ft

Site Requirements

Light
Full Sun to Shade
Soil Drainage
Moist
Soil pH
4.5-8.5
Water
Moderate
Hardiness
Zones 3a–8b

Ornamental Interest

Bloom Time
june to july
Origin
Pacific Northwest native
Watch for this season

Active Conidial Spread

RustHigh

Uredinial Stage (Summer)

Root Colonization Period

AphidHigh

Peak Population & Dispersal

+ 8 more — see full disease and pest lists below

Diseases: Regionally Documented (25)

Pests: Regionally Documented (22)

Data Maturity
Structured Multiple sources. Expert review underway.