How to grow Oxalis tuberosa

Oxalis tuberosa growing herbaceous geophyte of the genus Oxalis also known as Oca or New Zealand yam, Oxalis tuberosa perennial summer deciduous plant, roots edible plant but mostly also as ornamental plant, can grow in mediterranean, subtropical or temperate climate and growing in hardiness zone 3-9.

Oxalis tuberosa tubers

Tubers edible, the tuber small and color pink, yellow or white.

Leaves color can be purple or green in obcordate (heart shape) to triangular, leaves grow in group of the 3 heat shape connected in the base of the heart and create radial shape.

Flower color yellow with 5 petal the petals emerged together in the base of the flower, the size of the flower 1-2 cm, the flowers grow on cluster on the top of the stems.

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How to grow Oxalis tuberosa growing and care:

Well-drained soil, some varieties need cool weather

What is the best way to start growing?
Plant / Seed / Bulb/ Vegetative Reproduction

Is it necessary to use vegetative reproduction?

Difficulties or problems when growing:
Invasive, contain oxalic acid

Recommended planting season?
Autumn, winter, spring

Pests and diseases:
Powdery mildew, fungal

Pruning season:
Spring / Summer

How to prune a Oxalis tuberosa:
For design

Size of the plant?
5-30 cm, 2-12 inches

Growth speed in optimal condition:
Fast growing / Medium growing

Water requirement:
Average amount of water / Big amount of water

Light conditions in optimal condition for growing:
Full Sun / Half Shade / Full Shade

Is it possible to grow indoor as houseplant?
Yes (with light)

Growing is also possible in a planter /flowerpot / containers:

Blooming information

Bloom season:
Autumn / Winter / Spring

General information about the flower
Yellow with 5 petals the petals emerged together in the base of the flower, the size of the flower 2-4 cm, the flowers grow on cluster

Edible Roots

Information about bulb:
Pink, yellow or white in shapeless, the taste is sour

Harvesting bulb season:

Uses of Oxalis tuberosa bulb:
Cooked, eaten raw, salad, pickles

Scientific name:

Oxalis tuberosa

Blooming Seasons

Edible Parts

Culinary Uses

Flower Colors


Harvest season

Ornamental parts

Plant growing speed

Plant life-form

Plant uses

Planting season

Plants sun exposure

Watering plants

Hardiness zone