A picture of a Oca

Oca

Oxalis tuberosa

Also known as

Uqa, Cubio, New Zealand Yam

Oxalis tuberosa (14402026549) by Dick Culbert (CC BY 2.0)

Partial Shade
Moderate care
Moderate watering
Half-hardy

10a

USDA zone

-1°C

Minimum temperature

Expected size

Height
Spread

50cm

Max

50cm

10cm

Min

10cm

2 years to reach maturity

Flowering

  • spring
  • summer
  • autumn
  • winter

More images of Oca

A photo of Oca
Oxalis tuberosa plant
Peru Oca y mashua

Oca Overview

Oxalis tuberosa is a perennial species in the wood sorrel family, Oxalidaceae. It is deciduous and thus goes dormant in the winter, with the foliage dying back underground and regrowing in the spring. Commonly known by the names Oca, New Zealand Yam and Cubio, aongst others. It forms colourful, edible underground tubers. It grows best in partial shade and moist, well-draining soil. The leaves of this plant are very distinctive, they are palmately divided into 3 leaflets which are triangular in shape and coloured green. Flowers are yellow in colour and starry in appearance, they appear from summer-autumn.

Common problems with Oca

How to propagate Oca

Seed

Division

Special features of Oca

Attractive flowers

Attractive leaves

Pot plant

Indoor plant