Oxalis oregana (Redwood Sorrel)

Redwood Sorrel, Oregon Oxalis

Oxalis oregano (Redwood Sorrel) is a creeping, rhizomatous perennial boasting rose-pink or white flowers, 1 in. across (2.5 cm), adorned with lavender veining from spring to fall. The charming blossoms are borne on slender stems over the foliage of velvety, mid-green, clove-like leaves. Easy to cultivate and maintain, this plant creeps underground via rhizomes and will spread indefinitely, naturalizing in shady, woodland conditions. It makes an attractive groundcover for part shade or deep shade in mild winter areas.

• Grows up to 4-10 in. tall (10-25 cm).
• Easily grown in moist, fertile, humus-rich soil in full or partial shade. Will tolerate sandy sites and clay. Drought tolerant when established, but grows best with occasional watering.
• Propagate by division in spring; small sections of the rhizomes root readily with bottom heat
• Virtually pest and disease free.
• Toxic to dogs, toxic to cats, toxic to horses.
• Native to coastal forests from Washington to California.

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Requirement
Hardiness	7,8,9
Heat Zones	5,6,7,8
Climate Zones	4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Plant Type	Perennials
Plant Family	Aristolochiaceae
Exposure	Partial Sun, Shade
Season of Interest	Spring, Summer, Fall, Mid Spring, Late Spring, Early Summer, Mid Summer, Late Summer
Height	< 1'
Spread	1' - 2', 2' - 3', 4' - 5'
Water Needs	Average
Maintenance	Average
Soil Type	Chalk, Clay, Loam, Sand
Characteristics	Showy
Garden Styles	Informal and Cottage
Planting Place	Beds and Borders, Edging, Ground Covers, Patio and Containers, Small Gardens, Underplanting Roses and Shrubs