Scientific Name: Oxalis oregana
Common Name: redwood sorrel
Family Name: Oxalidaceae
Origin: B.C. west of Cascades, U.S. - northwest
Hardiness Zone: Zone 7: (-18 to -12 °C)
Plant Type: Herbaceous perennial
Mature Size: 0.2 - 0.4m x 0.6 - 1.0m (height x width)
Habit: Dense, Spreading
Form: Creeping / Mat-like
Texture: Medium
Landscape Uses: Alpine, Container planting, Fall interest, Filler, Forestry, Ground cover, Group or mass planting, Spring interest, Woodland margin
Exposure: Part sun/part shade, Filtered shade, Deep shade
Soil or Media: Humus rich, Well-drained
Leaves: Compound, Basal, Soft flexible, Trifoliate (ternate), Orbicular, Ciliate
Flowers: Flowers solitary, White, Violet, Apr-May
Fruit: Capsule, Brown, Aug-Sep
Key ID Features:
Spreading ground cover with pinkish-white stems; leaves mostly 6-13cm long, clover-like, compound with three heart-shaped leaflets up to 2-5cm wide, green on top, purplish-red undersides.