Purple Shamrock
Oxalis triangularis 'Burgundy'
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Perennial
Height
8 inches
Width
12 inches
Light
Partial Sun, Shade
Zones
8, 9
Water
Moderate
Humidity
Average
Lifespan
Perennial in suitable climates
Native To
South America
Toxicity
Toxic to pets and humans if ingested
The Story
Plant Bio
Burgundy Oxalis is known for its striking triangular leaves that are deep burgundy in color, providing an interesting contrast in the garden. It has delicate, small pink to purple flowers. This cultivar is particularly appreciated for its vivid colored foliage and its ability to withstand short periods of drought, making it a popular choice for container gardening.
Uses & Benefits:
Marketplace
Where to Buy
We couldn't find this plant listed online right now.
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Planting
How to Grow
- Tuck bulbs 1-2 inches deep into well-draining soil in early spring.
- Water regularly to keep soil moist but not soggy, especially during active growth.
- Place in partial shade to preserve vibrant leaf color and prevent scorch.
- Fertilize monthly with a balanced liquid fertilizer during the growing season.
- Mulch around the plant to retain moisture and suppress weeds.
- Divide clumps in early spring or fall to propagate new plants.
Pro Tip
Allow bulbs to dry out after flowering to encourage healthy dormancy and future blooms.
Keep It Thriving
Care Guide
Do
- Water consistently during active growth 🌱
- Provide bright, indirect light for vibrant foliage
- Apply balanced fertilizer monthly during spring and summer
- Mulch to conserve moisture and regulate soil temperature
- Divide crowded clumps every 2-3 years
Don't
- Avoid overwatering to prevent bulb rot ❌
- Don’t expose to full sun in hot climates
- Never disturb bulbs during dormancy
- Avoid heavy clay soils without proper drainage
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Divide | ||||||||||||
| Fertilize | ||||||||||||
| Plant | ||||||||||||
| Spring Cleanup | ||||||||||||
| Winter Prep |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Companion Plants
Multiply
Propagation Methods
Good to Know
Common Questions
Purple Shamrock questions
What zones can Purple Shamrock grow in?
Purple Shamrock is hardy in USDA Zones 8–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Purple Shamrock deer resistant?
Yes — Purple Shamrock is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Purple Shamrock bloom?
Purple Shamrock typically blooms in late spring to summer through late spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Purple Shamrock need full sun?
Purple Shamrock does best in part shade.
More Oxalis to compare
Oxalis Lasiandra
Oxalis lasiandra
Triangular Oxalis Purple Shamrock
Oxalis triangularis
False Shamrock
Oxalis triangularis 'Fanny'
Purple Shamrock
Oxalis stricta 'Plum Crazy'
Lobed Wood Sorrel
Oxalis lobata
Mijke Oxalis
Oxalis triangularis 'Mijke'
Keep exploring
Explore the genus
Collections featuring this plant
Hardy in your zone?
Grow Purple Shamrock with confidence
See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.
