Purple Shamrock
Oxalis Triangularis
Overview
Oxalis triangularis, or Purple Shamrock, is a charming perennial with striking purple, triangular leaves that fold down at night. It thrives in well-drained soil and partial shade. This tuberous plant reaches around 8 to 12 inches in height and benefits from a spacing of 4 to 6 inches. Its delicate pink or white flowers bloom from spring to fall, adding a touch of whimsy to borders or containers. Zones 7b-11.
Sun Full, HalfWater MediumZones 8–9Type Bulb, PerennialClimate Temperate
Culture
- Sun
- Full, Half
- Water
- Medium
- USDA zones
- 8–9
Shape & size
Classification
- Type
- Bulb, Perennial
- Family
- Oxalidaceae
- Climate
- Temperate
See full data, regional cultivation notes, and design tools. Build a client presentation around this plant.
Start your 14-day trialPhotos (103)
Related plants
Ground cover
Redwood Sorrel
Oxalis Oregana
Deep ShadeUSDA 7–9
Perennial
Snowdrop Wood-Sorrel
Oxalis Magellanica
FullUSDA 7–9
Perennial
Wood Sorrel
Oxalis Acetosella
FullUSDA 9–10
Ground cover
Abiqua Drinking Gourd Hosta
Hosta 'Abiqua Drinking Gourd'
Deep ShadeUSDA 3–9
Ground cover
African Daisy
Arctotis Hybrids
FullUSDA 8–10
Perennial
African Iris
Dietes Iridioides
FullUSDA 3–11