Green harvest provides growing information for edible and useful plants in the organic and permaculture garden. Featured harvest vegetables tagged with. Yams sweeten up if you leave them in the sun for a couple of days after harvest. In america the sweet potato known as a kumara in new zealand is often referred to as a yam but the new zealand yam is a small pink orange tuber that has a slightly shiny surface and typically grow to about 5 cms long and as fat as a large thumb. You can layer them in sawdust or newspaper if you want to hold them longer term.
If your ground freezes solid and stays that way for days or weeks oca can be lifted and stored in a cool dark spot. Because they are thin skinned and don t need peeling before cooking they are vulnerable to damage during harvest and they don t have the storage longevity of potatoes or kumaras. How to grow nz yams root crops tubers yams. While this particular crop tends to thrive in tropical climates it is easy to grow yams in colder climates with the right planning and forethought. A long time favourite of southern vegetable gardeners is the new zealand yam or oca.
Other sweeter slightly smaller varieties coloured yellow apricot and golden are available. Yams are delicious healthy and fairly simple to grow. Small numbers can be kept in the vegetable bin of the fridge. We call them yams in new zealand but in other parts of the world these sweet winter tubers are called oca. The sweet tubers are small often about the size of a thumb are pink orange in colour and have a slightly shiny and ribbed surface.
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If you want to produce great yams why would you plant something else next to them to grab some of the fert water etc. Oca tubers look like stubby wrinkled carrots. These little tubers are sweet and delicious with the smaller yams being the most sweet. Totally agree with the last point about waiting till harvest last year i dug up half my yams soon after they vines had been killed by frost. If you want to produce great yams why would you plant something else next to them to grab some of the fert water etc.
Totally agree with the last point about waiting till harvest last year i dug up half my yams soon after they vines had been killed by frost. Oca syn new zealand yam is a compact bushy perennial plant with clover like leaves to 20 30 cm high. Other sweeter slightly smaller varieties coloured yellow apricot and golden are available. If your ground freezes solid and stays that way for days or weeks oca can be lifted and stored in a cool dark spot. Green harvest provides growing information for edible and useful plants in the organic and permaculture garden.