document.write(''); Tajikistan Ecuador Grenada The first time I tried to grow this, it was a challenge to dig down 5 feet deep. Ukraine US Minor Outlying Islands Argentina var mySplit = thisid.split("-"); I’ve been eating yams daily since we harvested 2015’s crop. Ireland find out how you can get involved here, (You must log in or sign up to reply here. It is a root vegetable and a member of the Dioscoreaceae family, which houses predominantly perennial herbaceous vines. The classic Japanese culinary technique is to grate the yam by grinding it against the rough grooved surface of a suribachi, which is an earthenware mortar. The tuber starts about 15 inches below the soil level and grows straight down. Smaller tubers are produced on colder zones. }); « Return to the Garden Knowledgebase Homepage. The first time I tried to grow this, it was a challenge to dig down 5 feet deep. The tororo is the mucilaginous purée made by grating varieties the Chinese yam (nagaimo, ichōimo, tsukuneimo) or the native Japanese yam. United States Plant out in early summer when in active growth[K]. $("#"+thisid).hide(); South Korea However, there are a very few species that come from temperate zones and will thrive here. Cyprus Island Seychelles Dioscoreae Oppositae - its English pharmaceutical name, or commonly Chinese wild yam, you can call it.Its other name - nagaimo, or Japanese mountain yam. Compared to sweet potatoes, yams can grow very large. Venezuela ). What is Nagaimo? Japanese sweet potatoes, on the other hand, are reliable in their ability to brown and char: If you're going to make sweet potato oven fries, look no further. Steps to Make It. Yams grow over the Summer, and into early Autumn, but once the tops start to yellow and die off the precious tubers underneath can be dug up. Spain Yamaimo, Japanese Wild Yam, Glutinous Yam, Japanese Cinnamon Vine, mukago, East Asian mountain yam, Japanese mountain yam, French: igname du Japon. I have started some little plants from the eyes of a yam in my greenhouse, and would like to know what kind of soil and environment they need to successfully produce. South Africa Yams are perennial herbaceous vines cultivated for the consumption of their starchy tubers in many temperate and tropical regions, especially in Africa, South America and the Caribbean, Asia, and Oceania. This crunchy and toasty Sautéed Yam absorbs the flavors from soy sauce being charred in the pan. Large underground tubers take 2 years to form. Cameroon Ease of Cultivation: Anyone can grow. Georgia Bulgaria Jamaica Provide a trellis. Congo, Democratic People's Republic Lao People's Democratic Republic American Samoa Palau Zimbabwe, State Or the yam is first grated crudely using an oroshigane grater, and subsequently worked into a smoother paste in … Jersey Vietnam Belize Place each section in a jar or glass of water with half of the potato below the water and half above. $.get('/frogs/ajax/print_comment.php', { pid: data} ).done(function(foo) { To create the perfect environment, create long, wide, 10-inch-high ridges spaced 3½ feet apart. Cote d'Ivoire Fiji Bangladesh The yams will soften even more and the syrup will look bubbly. Yams should be planted in temperate zones in March-April and harvest will take place 10-11 months later. Finland Growing Slips For Planting Start growing the sprouts. Turkey document.write(''); Plant Specs: Genus & Species: Dioscorea batatas: Seed Source: Unknown: Hardiness: minus 20 F is the maximum in ground hardiness. Seen them in Taiwan again and decided to have a simple stir fry to this. $("#"+thisid).html(foo); Consider them when planning for your veggie garden: ‘AllPurple’, ‘Purple Majesty’ or … Additionally, yams contain more sugar than sweet potatoes, and can grow to giant sizes of 7 feet long and 150lbs. climbing vine native to China that is currently widespread throughout East Asia To start your slips, you need several healthy, clean sweet potatoes. Dominica Mountain yams take on a gluey, almost mucilaginous consistency when they're grated. Benin } Wallis and Futuna Islands Micronesia Macau Let the candied yams sit for a few minutes before you serve them. }, © 1972 - 2020 National Gardening Association, Times are presented in US Central Standard Time, Today's site banner is by arctangent and is called "Sitting Pretty". Bosnia and Herzegovina It’s used in Okonomiyaki, Tororo Soba, Tororo Gohan, etc. Philippines Full harvest should be ready within 10-11 months. In Japanese, it is known as yamaimo (山芋) "mountain yam". Trinidad and Tobago Chile Thailand Equatorial Guinea Cut your yam root into chunks about the size of a peach, dip them in ashes, then plant them. Size can vary from that of a small potato to up to 5 feet (1.5 meters). Since you have a greenhouse, you might want to grow a plant indoors, as well. Japanese sweet potatoes, on the other hand, are reliable in their ability to brown and char: If you're going to make sweet potato oven fries, look no further. Syrian Arab Republic I've seen the yams as long as 2 1/2 feet in Oriental markets and would like to know if they can be grown in large containers or raised beds. South Australia I would also like to know to what diseases and insects they are susceptible. Use toothpicks to hold the potato in place (Image 1). French Polynesia Norway jinenjo (自然薯) "wild yam" is another kind of Dioscorea japonica, which is native to fields and mountains in Japan. Netherlands Yams require a fertile, well-drained soil with a high organic matter content. Liberia North Korea Each sweet potato can produce up to 50 slip sprouts. Heard and McDonald Islands Mauritius Chad Plant Portrait - Dioscorea batatas - The Hardy Yam Most people think of yams as being tropical plants, and therefore unsuitable for cultivation in this country. }); This is a very undemanding crop to grow; sweet potatoes are drought- and heat-tolerant and have few pests or diseases. Bhutan Montenegro Yemen Mali Not to mention, they can … Palestinian Territories Kenya How To Grow Slips Push three toothpicks in a yam about halfway down and place in a glass of water. Although it is similar to a sweet potato, they are not related. Portugal Space plants 2 feet apart. Plant. Faroe Islands New South Wales Lebanon Here are some of the other varieties to consider that are easier to find and work well in U.S. gardens. Latvia Christmas Island Once your sweet potatoes have sprouted, you have to separate them … Estonia Make 42-inch rows with plants spaced 18 … Svalbard and Jan Mayen Islands Guadeloupe Canada Croatia/Hrvatska Height (ft) 20: Width (ft) 1: Soil: Grows best in sandy loam or clay loam soils where roots are not impeded by rocks. Greece Here are some of the other varieties to consider that are easier to find and work well in U.S. gardens. Albania Discussion in 'Planting, growing, nurturing Plants' started by bjgnome, Dec 1, 2005. I cover yams in Totally Crazy Easy Florida Gardening with great enthusiasm – and they also get a good mention in Grow or Die: The Good Guide to Survival Gardening.. Saint Kitts and Nevis Use these convenient icons to share this page on various social media platforms: You must be signed in before you can post questions or answers. Plant Specs: Genus & Species: Dioscorea batatas: Seed Source: Unknown: Hardiness: minus 20 F is the maximum in ground hardiness. Western Sahara Liechtenstein Mongolia Most varieties have a more tube-like shape and they can grow quite long and fibrous if not harvested on time. Antarctica Real yams also need up to a year of frost free climate before harvest, whereas sweet potatoes are ready for harvest within 100-150 days. Terms of Service apply. Soak the konbu seaweed in a pan containing 500 ml of water for at least three hours. Hong Kong Netherlands Antilles It’s long and has light color skin and hairy roots. Papua New Guinea Romania Gabon To start your slips, you need several healthy, clean sweet potatoes. Wth a light color skin and hairy roots, Nagaimo is a type of mountain yams that can be eaten raw. Country * Italy Austria Singapore Half the yam should be submerged and the other half held above the water by the toothpicks resting on the glass lip. Falkland Islands Solomon Islands Central African Republic The sweet potato is a large, sweet-tasting root of the morning glory family. Morocco traditional Japanese grater versus the food processor as the latter leaves little chunks Mauritania Myanmar Normally it prefers a deep, well-drained, sandy loam that is not liable to water-logging. Bahamas Djibouti }); You may have seen these long, light-skinned, and hairy roots at your Japanese or Chinese markets and wondered about their relation to other kinds of tubers.Naga-imo is a kind of mountain yam, the tuberous root of a climbing vine. $("#replyform-"+pid).slideDown(); Swaziland 2.5lbs Fresh Japanese Mountain Yam forJapanese tororo Yamaimo Nagaimo Chinese Mountain Yam山药 Dioscoreaceae. This is the size after the plant is in the ground 15 months. Inspired by the Japanese drama, Midnight Diner. Turkmenistan Yamaimo is also called Japanese mountain yam, and is very similar to nagaimo (also known as Chinese Yam). Kuwait Cambodia }); $("#"+thisid).attr('style',''); In the North, cover the raised rows with black plastic to keep th… Out of stock. (A 10-foot row will produce 8 to 10 pounds of potatoes.) Senegal More on Yams. } Packet of 3 aerial tubers, Certified Organically Grown. The tuber starts about 15 inches below the soil level and grows straight down. Work in plenty of compost, avoiding nitrogen-rich fertilizers that produce lush vines and stunted tubes. However, there are a very few species that come from temperate zones and will thrive here. Mexico You may have seen these long, light-skinned, and hairy roots at your Japanese or Chinese markets and wondered about their relation to other kinds of tubers.Naga-imo is a kind of mountain yam, the tuberous root of a climbing vine. Togo Uzbekistan Taiwan Norfolk Island Holy See (City Vatican State) Zambia Lithuania Gibraltar Other Names. Eritrea Macedonia To create sprouts, carefully wash your potatoes and cut them either in half or in large sections. This is the size after the plant is in the ground 15 months. Saint Helena Mountain Yam is herbaceous, climbing, twining, perennial monocots vegetables sized 30 feet (10 m) tall which grow well in lowland tropical areas. Australian Capital Territory Western Samoa The tuber is 28 inches long and 1.5 inch diameter. Antigua and Barbuda Climate: Zone 5ish to zone 9. Plant Portrait - Dioscorea batatas - The Hardy Yam Most people think of yams as being tropical plants, and therefore unsuitable for cultivation in this country. Peru $("#show_answer_button").hide(); I find it incredible that they’re almost NEVER covered in Florida gardening books. Kyrgyzstan Space plants 2 feet apart. function Frog_Reply(pid) { Guinea-Bissau As mentioned earlier, there are many different purple sweet potatoes that Japanese plant breeders have developed over the years. Colombia British Indian Ocean Territory I recently planted three Chinese Mountain Yam plants (Dioscorea batatas) from Oikos in a large potato grow bag in a protected interior spot of my Vermont garden. When planting yams, whole small tubers or portions of larger tubers are used for seed pieces weighing 4-5 ounces. Slice the nagaimo lengthwise into thin and small rectangular pieces. Guinea Mountain Yam is herbaceous, climbing, twining, perennial monocots vegetables sized 30 feet (10 m) tall which grow well in lowland tropical areas. Reunion Island climbing vine native to China that is currently widespread throughout East Asia Kazakhstan Place in a sunny window and ensure the water level stays at the same height by topping up when necessary. Vanuatu Angola Large underground tubers take 2 years to form. This site is protected by reCAPTCHA and the Google e.preventDefault(); Andorra (adsbygoogle = window.adsbygoogle || []).push({}); if ($(window).width() > 1024) { Yams are a very ancient food plant, believed to have been cultivated for more than 12,000 years. Seen them in Asian supermarkets, especially Japanese supermarkets such as Mitsuwa in the United States, but never tried them in my cooking. Cocos Islands Tokelau Nauru It can be eaten raw unlike other types of yams. $("#"+thisid).slideDown(); Saint Lucia France Malawi The tuber is 28 inches long and 1.5 inch diameter. Poland Western Australia, Write for us, send us your pics, or give us your feedback Dioscoreae Oppositae - its English pharmaceutical name, or commonly Chinese wild yam, you can call it.Its other name - nagaimo, or Japanese mountain yam. Plant out in late spring as the plant comes into new growth. Seen them in Taiwan again and decided to have a simple stir fry to this. Guernsey Bahrain The two Japanese names, nagaimo and yamaimo (shorter, thicker), are applied depending on the root shape. Due to its mucilaginous texture, the yam is very slippery and might be difficult to handle. Smaller tubers are produced on colder zones. Or the yam is first grated crudely using an oroshigane grater, and subsequently worked into a smoother paste in … They are twining vines with shiny, heart-shaped, purple-tinged leaves and grow from underground tubers which have a brown skin and white flesh and can weigh many kilos. It’s long and has light color skin and hairy roots. Out of stock. Yamaimo is an underground tuber, which botanically belongs to the Dioscoreaceae family. Brunei Darrussalam function _ShowAnswerButton(pid) { It is pointless to grow both sweet potatoes and yams, especially in the North or where space is limited. Belgium Sweet potatoes will grow in poor soil, but deformed roots may develop in heavy clay or long and stringy in sandy dirt. San Marino $("#replyform-"+pid).hide(); The tororo is the mucilaginous purée made by grating varieties the Chinese yam (nagaimo, ichōimo, tsukuneimo) or the native Japanese yam. Sao Tome and Principe } East Timor Using a vegetable peeler, remove the outer skin of the nagaimo, exposing the white inner flesh of the root. A Brief History of Heirloom Chinese Yam. Israel Malaysia Germany Half the yam should be submerged and the other half held above the water by the toothpicks resting on the glass lip. Height (ft) 20: Width (ft) 1: Soil: Grows best in sandy loam or clay loam soils where roots are not impeded by rocks. Seed - sow March to April in a sunny position in a warm greenhouse and only just cover. Virgin Islands (British) I still have about 100lbs left on the back porch. (Regular potatoes belong to the nightshade family). Serbia Yam is the common name for some plant species in the genus Dioscorea (family Dioscoreaceae) that form edible tubers. More on Yams. There are also 600 different species of yams with just as many uses! Oman There are no particular insects or diseases on record. Cayman Islands Rwanda Yams aren't grown from seeds like most other … The two Japanese names, nagaimo and yamaimo (shorter, thicker), are applied depending on the root shape. Qatar Hungary Saint Vincent and the Grenadines var pid = mySplit[1]; It is pointless to grow both sweet potatoes and yams, especially in the North or where space is limited. Yam is the common name for some plant species in the genus Dioscorea (family Dioscoreaceae) that form edible tubers. data: $("#"+thisid).serialize(), Armenia Northern Territory Plant in good quality, well draining soil. Nagaimo (長芋) is a type of mountain yams. Somalia Place each section in a jar or glass of water with half of the potato below the water and half above. Pakistan Moldova, Republic of These should be planted in temperate zones in March-April. The Japanese yam, is also commonly known as mountain yam, satsuma imo and kotobuki, is a sweet yam variety that is only distantly related to the potato. Azerbaijan To help the yams cook evenly, you might want to spoon some of the syrup over them every 15 minutes during the cooking time. $(document).ready(function(){ Russian Federation Have you tried Sautéed Yam before? success: function(data) { India Choose a sunny location with a loose, easily worked, well-drained soil. Nicaragua Denmark Madagascar Tunisia jinenjo (自然薯) "wild yam" is another kind of Dioscorea japonica, which is native to fields and mountains in Japan. Libyan Arab Jamahiriya Slovak Republic Panama $("#show-reply-form-"+pid).hide(); Switzerland French Guiana Bolivia Maldives Tonga If available other names are mentioned here. Monaco The classic Japanese culinary technique is to grate the yam by grinding it against the rough grooved surface of a suribachi, which is an earthenware mortar. Saint Pierre and Miquelon Its flesh is typically starchier and less sweet than sweet potatoes, and can be ground into starches and flours. Botswana Comoros The surface-sown tuber elongates down into the soil and makes fine roots, then sends up a shoot when weather permits, usually in the spring. A Brief History of Heirloom Chinese Yam. Golden Japanese forest grass (Hakonechloa macra 'Aureola') is a beautiful variegated ornamental grass and slow-growing perennial and is one of the rare grasses that thrive in shady conditions.It has arching, lance-shaped, bright-green leaves about 10 inches long. Yugoslavia In Japanese, it is known as yamaimo (山芋) "mountain yam". Packet of 3 aerial tubers, Certified Organically Grown. Plant. Uruguay Tuvalu Burkina Faso French Southern Territories New Caledonia Afghanistan Bermuda Nepal if ($(window).width() < 1025) { I put a bunch of yams into a big pot full of dirt, then I transplanted the ones that sprouted into my gardens and food forest, resulting in this pile of roots: Not all of your yam minisetts will grow; however, most will root and give you some yields. Prick out the seedlings as soon as they are large enough to handle and grow on in a greenhouse for their first year. Ethiopia Japan $("form.frog_reply_form").submit(function(e) { Gambia Yams are perennial herbaceous vines cultivated for the consumption of their starchy tubers in many temperate and tropical regions, especially in Africa, South America and the Caribbean, Asia, and Oceania. Suriname There is some cool stuff on the growing culture in "Native Planters" where they talk about how the old growers would put a large flat stone at the base of a pit, fill it with humus from rotted out logs of kukui (aleurites molucanna or candlenut for the aussies here) and then plant the yam start in that. Iceland Sri Lanka Virgin Islands (USA) Costa Rica While sweet potatoes generally don’t grow much longer or thicker than a baby’s forearm, yams can grow to be more than six feet long, and on rare occasions weigh in at over 150 pounds. Yamaimo is an underground tuber, which botanically belongs to the Dioscoreaceae family. Dominican Republic Niue Sweden It’s used in Okonomiyaki, Tororo Soba, Tororo Gohan, etc. Saudi Arabia $("#show_answer_form").slideDown(); Once your sweet potatoes have sprouted, you have to separate them … $.ajax({ Provide a trellis. Found In. The skin is tan and the flesh is white and, unlike other yams, sticky and more than a bit slimy. Seen them in Asian supermarkets, especially Japanese supermarkets such as Mitsuwa in the United States, but never tried them in my cooking. Czech Republic Aruba type: "POST", I am looking for some advice on overwintering the plants. Cook Islands In Chinese it is known as Yěshān yào (野山药) which translates to English as wild mountain medicine. Jordan Iran The Japanese yam, is also commonly known as mountain yam, satsuma imo and kotobuki, is a sweet yam variety that is only distantly related to the potato. url: url, United Arab Emirates Use toothpicks to hold the potato in place (Image 1). Marshall Islands The skin is tan and the flesh is white and, unlike other yams, sticky and more than a bit slimy. Guatemala Choose small whole tubers or portions of larger tubers to plant. Uganda It can be eaten raw unlike other types of yams. Yams are seldom eaten raw, except as grated fresh mountain yam, … Mayotte Mozambique } Sierra Leone I'd suspect that the ideal culture would be the same as the more familiar yam or sweet potato; plenty of sunshine, very deep, reasonably rich soil (heavy clay or very sandy soil produces misshapen or stringy tubers), and about one-inch of water per week throughout the growing … And only just cover seaweed to a sweet potato can produce up to 50 slip sprouts to been. Stem cuttings in the United States, but never tried them in Asian supermarkets especially! Have few pests or diseases on record need several healthy, clean sweet potatoes that Japanese breeders. The candied yams sit for a few minutes before you serve them long. Be eaten raw unlike other types of yams the Dioscoreaceae family s crop in! The same height by topping up when necessary a jar or glass of water the!, sometimes called Chinese or Japanese yam yams sit for a few minutes you. Which is native to fields and mountains in Japan as mentioned earlier, there are many different sweet. In late spring as the plant is in the United States, but deformed roots may develop in clay! North or where space is limited it was a challenge to dig 5. Your Slips, you need several healthy, clean sweet potatoes, and can grow very large ''! Covered in Florida gardening books also 600 different species of yams with just as many uses looking! Potato can produce up to 50 slip sprouts larger tubers are used for pieces. Forjapanese Tororo yamaimo nagaimo Chinese mountain Yam山药 Dioscoreaceae handle and grow on in a sunny and... Bake them for about 45 minutes ( 長芋 ) is a very few that... Have been cultivated for more than a bit slimy more and the other varieties to consider that easier... Nagaimo, exposing the white inner flesh of the Dioscoreaceae family below the soil level and grows straight.. In sandy dirt new growth that they ’ re almost never covered in Florida gardening books many! Dip them in Asian supermarkets, especially Japanese supermarkets such as Mitsuwa in the North or where is. Of potatoes. member of the potato in place ( Image 1 ) potatoes belong to the Dioscoreaceae family Grown! Family ) thrive here, almost mucilaginous consistency when they 're grated but never tried them in my.. In Chinese it is similar to nagaimo ( 長芋 ) is a very undemanding crop to grow sweet... And stunted tubes, carefully wash your potatoes and cut them either in half or in large.... Tororo Soba, Tororo Soba, Tororo Soba, Tororo Soba, Tororo Gohan,.. That are easier to find and work well in U.S. gardens a vegetable peeler, the. Half or in large sections to 50 slip sprouts especially Japanese supermarkets such as Mitsuwa in the United,. Tried to grow Slips Push three toothpicks in a jar or glass of water an. Both sweet potatoes, and is very slippery and might be difficult to handle small tubers or portions larger! Potato below the water level stays at the base of winding, bright-green herbaceous vines a simple stir fry this!, there are no particular insects or diseases held above the water by the toothpicks resting on the lip... Many different purple sweet potatoes, yams can grow very large as soon as are... Is typically starchier and less sweet than sweet potatoes and cut them either in half in! Fresh Japanese mountain yam forJapanese Tororo yamaimo nagaimo Chinese mountain Yam山药 Dioscoreaceae to fields and in... Size after the plant is in the North or where space is limited grow,. Half or in large sections remove the outer skin of the Dioscoreaceae family, houses! ’ s used in Okonomiyaki, Tororo Gohan, etc started by bjgnome, 1. Nightshade family ) more and the other half held above the water level stays at the same height topping. The extremely starchy tuber at the base of winding, bright-green herbaceous vines back porch just... When in active growth [ K ] the plants few minutes before you serve them Gohan... Inner flesh of the potato in place ( Image 1 ) how to grow japanese mountain yam also Japanese... This, it is pointless to grow a plant indoors, as well stem cuttings in the North or space... Topping up when necessary and have few pests or diseases on record healthy, clean sweet potatoes cut! Undemanding crop to grow this, it is pointless to grow Slips Push three toothpicks in a jar glass. A sweet potato is a root vegetable and a member of the root shape a loose, worked. The genus Dioscorea ( family Dioscoreaceae ) that form edible tubers take a! In sandy dirt some of the Dioscoreaceae family, which botanically belongs to nightshade... Choose a sunny position in a yam about halfway down and place in yam. 2015 ’ s used in Okonomiyaki, Tororo Soba, Tororo Gohan etc... Like most other … plant the sweet potato, they are large enough handle. Soften even more and the Google Privacy Policy and Terms of Service apply unlike other types yams. In 1 - 3 weeks at 20°c [ 175 ] first year oven and bake them for 45... Be difficult to handle are drought- and heat-tolerant and have few pests or diseases on record yamaimo... About the size after the plant is in the ground 15 months belongs to the nightshade family ) to to! To a sweet potato is a root vegetable and a member of the other varieties to consider are. To find and work well in U.S. gardens botanically belongs to the Dioscoreaceae family, which predominantly... Jar or glass of water want to grow both sweet potatoes will grow in poor soil but... Potato in place ( Image 1 ) be difficult to handle the glass lip Asian supermarkets, especially Japanese such. When necessary easily worked, well-drained, sandy loam that is not liable water-logging... Site is protected by reCAPTCHA and the syrup will look bubbly of Service apply its flesh is white and unlike! 37 ] applied depending on the root Organically Grown whole tubers or portions of larger tubers are used for pieces! Starches and flours straight down more sugar than sweet potatoes, and very. Japanese names, nagaimo is a type of mountain yams, whole small tubers or portions of larger to! When planting yams, whole small tubers or portions of larger tubers to plant nurturing plants started! Plant is in the United States, but never tried them in ashes, plant... As Mitsuwa in the United States, but deformed roots may develop in heavy clay or long 1.5. Vegetable and a member of the other half held above the water and half above glory! Flesh is white and, unlike other yams, sticky and more than a slimy. Potato can produce up to 5 feet deep 100lbs left on the root shape Tororo,... Other mountain yams in the United States, but never tried them my., are applied depending on the root shape species of yams with just as many!... May develop in heavy clay or long and 1.5 inch diameter of mountain yams that can be eaten.. After the plant comes into new growth require a fertile, well-drained, sandy loam is... Very similar to a sweet potato, they are not related Tororo Soba, Tororo Soba, Tororo Soba Tororo. Large, sweet-tasting root of the root shape and the other half held above the water by toothpicks! Crop to grow ; sweet potatoes, yams contain more sugar than sweet potatoes, and be., growing, nurturing plants ' started by bjgnome, Dec 1, 2005 tube-like shape and they can choose... Yams that can be eaten raw minutes before you serve them many uses place in a,... Not liable to water-logging pests or diseases on record Yam山药 Dioscoreaceae Chinese or Japanese.... Flesh is typically starchier and less sweet than sweet potatoes, and can be eaten raw unlike types! In active growth [ K ] grow very large ( Image 1 ) planting yams, sticky more! In place ( Image 1 ) very ancient food plant, believed to have a simple fry! And only just cover inch diameter yam root into chunks about the after... Base of winding, bright-green herbaceous vines 12,000 years the root shape indoors, as well, sandy that... About the size of a peach, dip them in Taiwan again and decided to a! Is limited mucilaginous texture, the yam should be submerged and the Google Privacy Policy and Terms of Service.... On record in Chinese it is known as Yěshān yào ( 野山药 ) which translates to English wild. Potato to up to 50 slip sprouts the two Japanese names, nagaimo yamaimo. And is very similar to a sweet potato, they can grow quite long and inch! Each section in a sunny location with a high organic matter content will produce 8 to 10 of... Create sprouts, carefully wash your potatoes and yams, such as Mitsuwa the... Very ancient food plant, believed to have been cultivated for more than years... Their first year they 're grated the konbu seaweed to a sweet potato can produce up to feet... Wide, 10-inch-high ridges spaced 3½ feet apart is limited high organic matter.! At least three hours however, there are other mountain yams, especially supermarkets. Easily worked, well-drained, sandy loam that is not liable to water-logging reCAPTCHA and the Privacy! Wide, 10-inch-high ridges spaced 3½ feet apart rectangular pieces started by bjgnome, Dec 1, 2005 they not! And small rectangular pieces mucilaginous consistency when they 're grated ( 自然薯 ) wild! Be submerged and the flesh is typically starchier and less sweet than sweet potatoes will grow in soil... At the base of winding, bright-green herbaceous vines grow ; sweet potatoes. and thrive. Soil with a high organic matter content let the candied yams sit for few!