Oxalis spiralis ssp. vulcanicola 'Plum Crazy'

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Key characteristics

Family: Oxalidaceae
Height: 6 to 10 inches
Width: 6 to 8 inches
Flower color: Bright yellow
Foliage color: Deep plum purple with greenish veins
Bloom time: Late spring to early fall
Light: Full sun to partial shade
Water: Moderate
Maintenance: Low; occasional deadheading helps maintain appearance
Growing zone: Zones 7 to 10
Wildlife: Attracts bees and butterflies

Groundcovers

Oxalis spiralis ssp. vulcanicola 'Plum Crazy'

Variegated Volcanic Woodsorrel

Oxalis spiralis ssp. vulcanicola 'Plum Crazy' is a colorful, low-growing perennial known for its ornamental foliage and cheerful blooms. The leaves display a mix of deep plum-purple with lime-green accents, creating a vivid contrast that adds visual interest throughout the growing season. From late spring to early autumn, bright yellow flowers emerge, standing out against the dramatic foliage.

This cultivar originates from the high-altitude regions of Central and South America, where it thrives in rocky, well-drained areas.

Light

Full sun to partial shade

Water

Moderate

Bloom time

Late spring to early fall

Find this plant

Works well in

Rock Gardens
Borders
Pollinator Gardens
Containers

Companion plants

Ajugas · Heathers · Carex · Heucheras · Sedums · Blue fescues

Design tip

Use this colorful groundcover to create bold ribbons of contrasting foliage along borders, pathways, or container edges. Surround it with golden foliage, silver leaves, and fine-textured grasses to emphasize its rich color while adding rhythm, texture, and visual depth.

Printable plant sheet (PDF)