perennial

Lobed Wood Sorrel

The Story

Plant Bio

Oxalis lobata is a small, bulbous perennial that is dormant in summer. It produces clover-like leaves and masses of bright yellow, trumpet-shaped flowers in autumn.

A choice alpine or rock garden plant, notable for its summer dormancy and profuse autumn blooming period. The flowers only open in direct sun.

Uses & Benefits:

Adds vibrant purple color and delicate texture to shaded gardens.

Forms a low-maintenance groundcover that suppresses weeds.

Supports pollinators attracted to its nectar-rich blooms.

Essentials

At a Glance

Plant Type

Perennial

Height

4 inches

Width

8 inches

Light

Full Sun, Partial Sun

Zones

7, 8, 9, 10

Water

Low to moderate

Humidity

Average

Lifespan

Perennial

Native To

South America

Toxicity

Contains oxalic acid; toxic if ingested in large quantities.

Bloom period

Autumn – Late spring

In flower about 8 months of the year

Planting

How to Grow

Tuck seeds into well-draining soil in early spring
Water thoroughly after planting, keep soil moist
Place in partial shade for optimal growth
Mulch lightly to retain moisture and suppress weeds
Fertilize monthly with balanced fertilizer during active growth
Divide clumps every 2-3 years in early spring

Pro Tip

Ensure soil remains consistently moist but not waterlogged for best results.

Keep It Thriving

Care Guide

Do

Water regularly to keep soil moist 🌱
Provide partial shade in hot climates
Divide clumps to propagate and control spread
Use organic fertilizer monthly during growth

Don't

Avoid overwatering to prevent root rot ❌
Don't expose to full, harsh sunlight in summer
Refrain from using heavy clay soil without amendments
Avoid neglecting weed control around plants

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Fertilize
Plant

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Violet groundcover with delicate foliageBorder edging with purple accents

Companion Plants

Hostas Ferns Heuchera

Multiply

Propagation Methods

Good to Know

Common Questions

Lobed Wood Sorrel questions

What zones can Lobed Wood Sorrel grow in?

Lobed Wood Sorrel is hardy in USDA Zones 7–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Lobed Wood Sorrel deer resistant?

Not reliably. Deer may browse Lobed Wood Sorrel, especially tender spring growth — plan on repellents or fencing where pressure is high.

When does Lobed Wood Sorrel bloom?

Lobed Wood Sorrel typically blooms in autumn through late spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Lobed Wood Sorrel need full sun?

Lobed Wood Sorrel does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.