How many types of yams do we have?

There are over 600 varieties of yams and 95% of these crops are grown in Africa. Compared to sweet potatoes, yams are starchier and drier.

What is the variety of yam?

The six (6) edible yam species are Dioscorea alata (water yam), Dioscorea rotundata (white guinea yam), Dioscorea esculanta (Chinese or lesser yam), Dioscorea cayenensis (yellow guinea yam), Dioscorea bulbifera (aerial or bulbils yam)and Dioscorea dumetorum (trifoliate or bitter yam) (Purseglove, 1972; Degras L. 1993).

What is the common name for yam?

LeavesDioscorea alata (winged yam, uhi); leaves. Maui Nui Botanical Garden, Maui. November 06, 2006
FlowersDioscorea alata (winged yam, uhi); flowers. Maui Nui Botanical Garden, Maui. November 06, 2006
YamletDioscorea alata (winged yam, uhi); yamlet. Maui Nui Botanical Garden, Maui. November 06, 2006

How do you identify a yam?

Yams have a cylindrical shape with blackish or brown, bark-like skin and white, purple, or reddish flesh. Compared to sweet potatoes, yams are starchier and drier.

What are Jamaican yams called?

Yellow yam, also known as Jamaican yam or Guinea yam, is a tropical root vegetable that originated in Africa and spread to the Caribbean by way of slaves.

Are yams and sweet potatoes the same?

That sweet, orange-colored root vegetable that you love so dearly is actually a sweetpotato. Yes, all so-called “yams” are in fact sweetpotatoes. Most people think that long, red-skinned sweetpotatoes are yams, but they really are just one of many varieties of sweetpotatoes.

How can I tell a yam from a sweet potato?

The skin of a yam (left) looks kind of like tree bark, while a sweet potato (right) is more reddish-brown. Real yams are entirely different root vegetables that are more like yucca in texture and flavor. They have bumpy, tough brown skin (that looks almost tree trunk-like) with starchy, not sweet flesh.

What are white yams?

Yams (often mislabeled as sweet potatoes in the grocery store) are a starchy, dry vegetable that originated in Africa and Asia. “Yams are starchy tubers that have an almost black bark-like skin and white, purple or reddish flesh and come in many varieties.

Which is sweeter yam or sweet potato?

Sweet Potatoes vs.

Although they are both root vegetables, they belong to two different plant families—the sweet potato is from the morning glory family while the yam is related to the lily. Yams are starchier and less sweet than the sweet potato and can grow much larger.

What are the names of yam?

A Name yam is also known as true yam, greater yam, cush-cush, igname, mapuey, “Name” yam, nyami tropical yam, and yampi. The Name yam is pronounced “ny-AAH-MAY” Yam. It is a common yam produced in tropical regions such as Latin America.

How many types of yam do we have in Nigeria?

600 species
Species. Yam, a tropical crop in the genus Dioscorea, has as many as 600 species out of which six are economically important staple species.

How many varieties of sweet potatoes are there?

There are more than 6,000 different varieties of sweet potatoes worldwide, and growers in the United States can select from more than 100 different types. Sweet potatoes are versatile veggies that may be mild or extra sweet, with flesh of white, red, yellow-orange or purple.

Why are they called yams?

It seems that American slaves referred to the soft orange-fleshed sweet potatoes as “yams” because of their similarity to the true yams they knew from Africa. Growers began using this name to distinguish them from the firm white-fleshed varieties of sweet potatoes, and the name stuck.

How many months yam grow?

Yams typically take about 14 weeks to mature. They should be harvested when the tops of plants start to go yellow and wither. Harvesting generally occurs in autumn. Remove yams from the soil.

Which state in Nigeria has the best yam?

Benue is Nigeria’s largest yam producing state and records an average sale of 1.5 million yams a year.

Where is the biggest yam market in Nigeria?

Zaki Biam
With Nigeria producing over 70 percent of the crop, the largest yam market in the world is found in Zaki Biam, a small town in Benue State, in the North Central. News Central Television’s Charles Erukaa visited Zaki Biam International Yam Market to feel the pulse of business there.

What is the best time to plant yam?

Yams are frost tender and so they need to be planted when the risk of frost has passed around October-November, and harvested in autumn, early winter after the first frost has knocked the tops and they start to die down.

How do I grow yams bigger?

My best yam planting tips
  1. Spacings play a big part – make for a generous 40cm.
  2. If you live where Autumns are cool, start your yams early in pots. …
  3. Don’t go nuts on foliage producing fertiliser. …
  4. Keep them moist through summer – mulch is your friend here. …
  5. The tubers develop in autumn do dont rush into harvest.

What is the best way to plant yams?

Can yam be planted in January?

Some people plant their yam during the dry season, which is between January and March. However, the farmer who is planting at such period should be conscious of the sun.

What is the spacing for yam?

The normally recommended spacing of yams for commercial yam production is 1 m × 1 m between rows and stands, respectively (10,000 stands/ha). Use narrower spacing (1 m × 0.25 m) for smaller sets (e.g., 30 g).