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The Plant Guide

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Redwood sorrel

Oxalis oregana

Redwood sorrel is a creeping native perennial with shamrock-shaped leaves and cup-shaped pink, lilac, or white flowers over a long period from spring to fall. It makes a nice groundcover.

Noteworthy CharacteristicsNative to the Northwestern U.S. and California. Long-blooming. Attractive shamrock-shaped leaves. Good substitute for English ivy ( Hedera helix ).

CareGrow in moist, fertile, humus-rich soil in full or part shade.

PropagationSow seed at 55° to 64°F in late winter or early spring. Divide in spring. Small sections root easily if provided with bottom heat.

ProblemsRust, seed smut, powdery mildew, and fungal leaf spots are common, while leaf miners and spider mites are less common.

  • Genus : Oxalis
  • Plant Height : 6 to 12 inches
  • Zones : 7, 8, 9
  • Bloom Time : Fall, Spring, Summer
  • Uses : Ground Covers
  • Moisture : Medium Moisture
  • Growth Rate : Moderate
  • Maintenance : Moderate
  • Light : Partial Shade to Full Shade
  • Plant Type : Perennials
  • Flower Color : Pink, White
  • Characteristics : Showy Foliage
  • Plant Seasonal Interest : Spring Interest
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