Pink Wood Sorrel (Oxalis debilis)

Pink Wood Sorrel

Oxalis debilis

Delicate pink blooms open like folded butterflies, brightening shaded corners. Low-growing perennial herb; common name: Pink Wood Sorrel.

Partial sun
2/week
Beginner
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Plant Needs

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Sunlight Bright indirect light; tolerates partial shade, avoid harsh midday direct sun to prevent leaf scorch
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Watering Water when the top 1–2 cm of soil feels dry; avoid overwatering to prevent bulb rot
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Temperature Thrives in 15–22°C; tolerate light frost, protect from prolonged temperatures below 5°C
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Characteristics

  • Leaf: Trifoliate, heart-shaped leaflets, fold at night; bright green
  • Flower: Five-petaled, pale pink to rose-colored, cup-shaped; close in low light
  • Stem: Slender, trailing or upright; grows from underground bulbs
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Care Guide

Watering

Keep soil evenly moist, do not allow standing water

Fertilization

Diluted liquid feed every 4 weeks. Use a balanced, diluted fertilizer to support steady flowering and foliage growth

Composted banana peel tea:Steep fully composted banana peels in water for 24 hours, dilute 1:30 before applying as a root drench to avoid nutrient burn
Pruning
  • Remove spent blooms regularly to encourage continuous flowering
  • Thin overcrowded clumps in early spring to improve airflow and reduce disease risk
  • Trim yellow or damaged foliage to maintain a tidy appearance
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Toxic; calcium oxalate crystals cause oral pain, vomiting, and difficulty swallowing

Humans: Contains calcium oxalate crystals; ingestion of large quantities causes mild oral and throat irritation

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Garden Uses & Culture

Culture: Symbolizes joy and gentle affection in some folk horticultural traditions

Usage: Ornamental ground cover for shaded garden beds; compact indoor container plant