Broadleaf Woodsorrel (Oxalis latifolia)

Broadleaf Woodsorrel

Oxalis latifolia

Heart-shaped leaves fold at night like sleeping palms. Perennial herbaceous plant; common name: Broadleaf Woodsorrel.

Partial sun
1–2/week
Beginner
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Plant Needs

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Sunlight Prefers partial sun to dappled shade; avoid intense midday direct sun which can scorch foliage
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Watering Water when the top 2 cm of soil feels dry; avoid overwatering to prevent rhizome rot
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Temperature Thrives in 15–22°C; protect from frost below 10°C to prevent foliage damage
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Characteristics

  • Leaf: Trifoliate heart-shaped bright green leaves, fold in response to light and darkness
  • Flower: Pale pink to white five-petaled cup-shaped blooms, held above foliage on slender stalks
  • Stem: Fleshy creeping rhizomes that enable rapid clonal spread
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Care Guide

Watering

Keep soil evenly moist but not waterlogged

Fertilization

Diluted balanced liquid fertilizer every 2 weeks. Avoid over-fertilization to prevent excessive foliage growth at the expense of blooms

Banana peel compost tea:Use fully composted banana peels, dilute 1:20 with water for root drenching; avoid raw peels to prevent pest infestations
Pruning
  • Trim yellowing or damaged foliage to maintain a tidy clump
  • Remove spent flower stems to encourage continuous blooming through the growing season
  • Thin overcrowded clumps in early spring to improve airflow and reduce disease risk
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

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

Humans: Contains soluble calcium oxalate crystals; ingestion may cause mild oral irritation, nausea, or stomach upset if large quantities are consumed

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental ground cover for shaded areas; leaves have a tangy, citrus-like flavor and are edible in small quantities