Oxalis tuberosa is a perennial herbaceous plant that overwinters as underground stem tubers. These tubers are known as uqa in Quechua, [1] oca in Spanish, yams in New Zealand and several other alternative names. The plant was brought into cultivation in the central and southern Andes for its tubers, which are used as a root vegetable.

Known as the New Zealand Yam, Oca is an unusual member of the Oxalis family that has long been grown in the Andes for its nutritionally rich tubers with a tangy lemon flavour that becomes nuttier once cooked.

2025年1月31日 · Oca Growing Guide. Suitable for zones 7-9, not frost-hardy; Prefers rich, well-drained soil; Plant in a sheltered spot in full sun; Plant three feet (90 cm) apart; Tubers are planted 3″ (8 cm) deep; It takes 6-8 months from planting to harvest; Leaves and tubers are edible; No known diseases in Britain; Few pests; Challenges with Growing New ...

2021年4月12日 · Oca is a versatile tuber that can be boiled, baked, or steamed. Some varieties are delicious eaten raw, while others are sun-dried and eaten like dried figs or stewed like fruit. They can even be popped into the microwave for a quick treat.

Our NZ Yams are actually Oca (Oxalis tuberosa), which originates from high altitudes in the Andes, in Peru. In a funny quirk of history, oca seems to have arrived here on whaling ships around the 1850s; everyone here loved it and the ‘yam’ name stuck. Grown in spring after frosts. Best grown in tropical and sub-tropical zones.

BOTANICAL NAME: Oxalis tuberos. COMMON NAMES: New Zealand yam; truffette acide; papa roja; quiba; ibias; knollen-sauerklee. FAMILY: Oxalidaceae, the oxalis or wood sorrel family. A compact, attractive, bushy perennial plant with clover-like leaves to 20 - 30 cm high. Oca tubers look like stubby, wrinkled carrots.

2024年3月13日 · It is known by the following common names: oca, oka, papa oca, ibia, apiha, apiña, apilla, kawi, lamaki, timbo, quiba, papa roja, huisisai, yam, and New Zealand yam. Oca is one of the important crops of the Andes, grown by the natives as a food source for centuries.

2023年3月1日 · Want to learn how to grow oca? Growing oxalis tuberosa (oca) offers a great source of carbohydrates, phosphorus and iron, as well as essential amino acids that promote total body health.

Oca (Oxalis tuberosa, formerly Oxalis crenata), pronounced OH-kuh, is a member of the widespread family Oxalidaceae, the wood sorrels, and should look somewhat familiar to woodland foragers all over the world. It is known by many names in its native South America, but in the rest of the world it is probably most commonly known as the New ...

We commonly call Oca the New Zealand Yam, they are a small carrot coloured tuber that grows well in cool to temperate climates. They originally come from South America and the botanical name is Oxalis tuberose.