Oxalis
Oxalis triangularis
Oxalidaceae · Bulb
Oxalis triangularis, or purple shamrock, features striking deep purple, clover-like leaves that fold up at night, and delicate pink or white flowers. It's a beautiful and dynamic plant, suitable for containers and borders.
- · Plant bulbs in spring after the last frost or indoors anytime.
- · Allow soil to dry slightly between waterings.
- · Can be brought indoors in colder climates for winter protection.
At a glance
- Growing zones: 8-11 (as perennial); 4-7 (as annual/houseplant)
- Sun: Partial shade to full sun
- Water: Moderate
- Maintenance: Low
- Type: Bulb
- Mature size: 6-12 inches tall · 8-12 inches wide
- Bloom season: Spring to fall · Pink, white
- Pollinator friendly: Yes
- Container suitable: Yes
- Cold tolerance: Tender (lifted or grown indoors in colder zones)
- Heat tolerance: Good
- Soil: Well-drained, rich in organic matter
- Growth rate: Fast
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