Costa Rica Climate: Zone 5ish to zone 9. Although it is similar to a sweet potato, they are not related. 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. New Caledonia Nicaragua Gambia France 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. There are other mountain yams, such as icho-imo, yamamot-imo, tsukune-imo. }); The tororo is the mucilaginous purée made by grating varieties the Chinese yam (nagaimo, ichōimo, tsukuneimo) or the native Japanese yam. Seen them in Asian supermarkets, especially Japanese supermarkets such as Mitsuwa in the United States, but never tried them in my cooking. Out of stock. Holy See (City Vatican State) Jersey Qatar How To Grow Slips Push three toothpicks in a yam about halfway down and place in a glass of water. * 2.5lbs Fresh Japanese Mountain Yam forJapanese tororo Yamaimo Nagaimo Chinese Mountain Yam山药 Dioscoreaceae. In Japanese, it is known as yamaimo (山芋) "mountain yam". San Marino Czech Republic Prick out the seedlings as soon as they are large enough to handle and grow on in a greenhouse for their first year. Western Sahara Malaysia Puerto Rico Anguilla Half the yam should be submerged and the other half held above the water by the toothpicks resting on the glass lip. Dioscoreae Oppositae - its English pharmaceutical name, or commonly Chinese wild yam, you can call it.Its other name - nagaimo, or Japanese mountain yam. Iran Cote d'Ivoire Choose small whole tubers or portions of larger tubers to plant. United Arab Emirates 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. Canada Portugal jinenjo (自然薯) "wild yam" is another kind of Dioscorea japonica, which is native to fields and mountains in Japan. Antigua and Barbuda Sierra Leone Ethiopia 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. Choose a sunny location with a loose, easily worked, well-drained soil. In Chinese it is known as Yěshān yào (野山药) which translates to English as wild mountain medicine. } if ($(window).width() < 1025) { Christmas Island Lithuania Cook Islands Belgium Suriname I find it incredible that they’re almost NEVER covered in Florida gardening books. 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. Dioscoreae Oppositae - its English pharmaceutical name, or commonly Chinese wild yam, you can call it.Its other name - nagaimo, or Japanese mountain yam. $("form.frog_reply_form").submit(function(e) { Malta Angola jinenjo (自然薯) "wild yam" is another kind of Dioscorea japonica, which is native to fields and mountains in Japan. Consider them when planning for your veggie garden: ‘AllPurple’, ‘Purple Majesty’ or … Dominican Republic Plant Portrait - Dioscorea batatas - The Hardy Yam Most people think of yams as being tropical plants, and therefore unsuitable for cultivation in this country. Mountain yams take on a gluey, almost mucilaginous consistency when they're grated. climbing vine native to China that is currently widespread throughout East Asia French Southern Territories Swaziland Barbados Palestinian Territories Once your sweet potatoes have sprouted, you have to separate them … Packet of 3 aerial tubers, Certified Organically Grown. Terms of Service apply. 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. Marshall Islands To create sprouts, carefully wash your potatoes and cut them either in half or in large sections. The skin is tan and the flesh is white and, unlike other yams, sticky and more than a bit slimy. var url = "/frogs/ajax/post_comment/"+pid+"/"; Dominica I’ve been eating yams daily since we harvested 2015’s crop. Monaco The two Japanese names, nagaimo and yamaimo (shorter, thicker), are applied depending on the root shape. Micronesia traditional Japanese grater versus the food processor as the latter leaves little chunks Sao Tome and Principe 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. Yams aren't grown from seeds like most other … Pakistan Nepal Growing Slips For Planting Start growing the sprouts. $("#"+thisid).hide(); Faroe Islands $("#replyform-"+pid).hide(); Uganda Belarus Sweet potatoes will grow in poor soil, but deformed roots may develop in heavy clay or long and stringy in sandy dirt. Yugoslavia Each sweet potato can produce up to 50 slip sprouts. url: url, Use toothpicks to hold the potato in place (Image 1). Poland 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. Here are some of the other varieties to consider that are easier to find and work well in U.S. gardens. Switzerland Slovak Republic Found In. North Korea Let the candied yams sit for a few minutes before you serve them. Netherlands Central African Republic var thisid = $(this).attr('id'); As mentioned earlier, there are many different purple sweet potatoes that Japanese plant breeders have developed over the years. To start your slips, you need several healthy, clean sweet potatoes. Provide a trellis. However, there are a very few species that come from temperate zones and will thrive here. Smaller tubers are produced on colder zones. Work in plenty of compost, avoiding nitrogen-rich fertilizers that produce lush vines and stunted tubes. In Chinese it is known as Yěshān yào (野山药) which translates to English as wild mountain medicine. Inspired by the Japanese drama, Midnight Diner. Not to mention, they can … Guernsey I am looking for some advice on overwintering the plants. More on Yams. 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 … Philippines ). Niue Papua New Guinea Japan Cocos Islands Thailand Cayman Islands Belize Wallis and Futuna Islands Virgin Islands (USA) 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. It germinates in 1 - 3 weeks at 20°c[175]. Myanmar The tuber is 28 inches long and 1.5 inch diameter. Spain This is a very undemanding crop to grow; sweet potatoes are drought- and heat-tolerant and have few pests or diseases. Discussion in 'Planting, growing, nurturing Plants' started by bjgnome, Dec 1, 2005. Although it is similar to a sweet potato, they are not related. In Japanese, it is known as yamaimo (山芋) "mountain yam". Chile $.get('/frogs/ajax/print_comment.php', { pid: data} ).done(function(foo) { Country * Plant out in early summer when in active growth[K]. It is pointless to grow both sweet potatoes and yams, especially in the North or where space is limited. Space plants 2 feet apart. var pid = mySplit[1]; Guadeloupe Jamaica The tuber starts about 15 inches below the soil level and grows straight down. Cameroon I would also like to know to what diseases and insects they are susceptible. British Indian Ocean Territory Full harvest should be ready within 10-11 months. Soak the konbu seaweed in a pan containing 500 ml of water for at least three hours. What is Nagaimo? Yamaimo is also called Japanese mountain yam, and is very similar to nagaimo (also known as Chinese Yam). Denmark Colombia Yams are seldom eaten raw, except as grated fresh mountain yam, … 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. Uruguay Sweden data: $("#"+thisid).serialize(), 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. Privacy Policy and Cuba Australia Lebanon Wth a light color skin and hairy roots, Nagaimo is a type of mountain yams that can be eaten raw. Italy It is pointless to grow both sweet potatoes and yams, especially in the North or where space is limited. South Korea Plant Portrait - Dioscorea batatas - The Hardy Yam Most people think of yams as being tropical plants, and therefore unsuitable for cultivation in this country. Djibouti Nagaimo (長芋) is a type of mountain yams. Botswana Guatemala Andorra Mali Mongolia Height (ft) 20: Width (ft) 1: Soil: Grows best in sandy loam or clay loam soils where roots are not impeded by rocks. 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. Provide a trellis. American Samoa Finland To help the yams cook evenly, you might want to spoon some of the syrup over them every 15 minutes during the cooking time. Singapore Iraq New South Wales 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. Jordan } Equatorial Guinea Gabon Argentina Northern Territory Bring the water and konbu seaweed to a boil and take out the … Seen them in Taiwan again and decided to have a simple stir fry to this. Brazil Peru Bolivia Northern Mariana Islands Kazakhstan Guam 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. 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. function Frog_Reply(pid) { It’s used in Okonomiyaki, Tororo Soba, Tororo Gohan, etc. Algeria Burkina Faso Hong Kong $.ajax({ Guyana Svalbard and Jan Mayen Islands Falkland Islands Each sweet potato can produce up to 50 slip sprouts. Venezuela Montenegro I still have about 100lbs left on the back porch. Nigeria find out how you can get involved here, (You must log in or sign up to reply here. It’s used in Okonomiyaki, Tororo Soba, Tororo Gohan, etc. Size can vary from that of a small potato to up to 5 feet (1.5 meters). climbing vine native to China that is currently widespread throughout East Asia Liechtenstein Comoros South Australia Seychelles Croatia/Hrvatska French Guiana Have you tried Sautéed Yam before? Space plants 2 feet apart. Normally it prefers a deep, well-drained, sandy loam that is not liable to water-logging. e.preventDefault(); Mountain Yam is herbaceous, climbing, twining, perennial monocots vegetables sized 30 feet (10 m) tall which grow well in lowland tropical areas. Plant. 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. Saint Lucia Luxembourg Climate: Zone 5ish to zone 9. US Minor Outlying Islands Romania China When planting yams, whole small tubers or portions of larger tubers are used for seed pieces weighing 4-5 ounces. Turks and Caicos Islands Yams require a fertile, well-drained soil with a high organic matter content. 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. Seen them in Asian supermarkets, especially Japanese supermarkets such as Mitsuwa in the United States, but never tried them in my cooking. Out of stock. It’s long and has light color skin and hairy roots. Vanuatu Saint Pierre and Miquelon The tuber is 28 inches long and 1.5 inch diameter. Cambodia Tasmania Georgia South Africa Tonga Lao People's Democratic Republic Serbia What is Nagaimo? Bouvet Island Lesotho Bulgaria Tajikistan French Polynesia 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.. Slovenia Gibraltar Compared to sweet potatoes, yams can grow very large. It can be eaten raw unlike other types of yams. There are other mountain yams, such as icho-imo, yamamot-imo, tsukune-imo. However, there are a very few species that come from temperate zones and will thrive here. Saint Vincent and the Grenadines Half the yam should be submerged and the other half held above the water by the toothpicks resting on the glass lip. $(document).ready(function(){ Bosnia and Herzegovina Sri Lanka Large underground tubers take 2 years to form. Victoria Hungary Mauritius Egypt Yemen South Georgia Yamaimo is also called Japanese mountain yam, and is very similar to nagaimo (also known as Chinese Yam). Plant Specs: Genus & Species: Dioscorea batatas: Seed Source: Unknown: Hardiness: minus 20 F is the maximum in ground hardiness. document.write(''); Malawi Ireland Afghanistan $("#show-reply-form-"+pid).hide(); Pitcairn Island 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. Greece Other Names. function _ShowAnswerButton(pid) { Netherlands Antilles Packet of 3 aerial tubers, Certified Organically Grown. Place in a sunny window and ensure the water level stays at the same height by topping up when necessary. Cut your yam root into chunks about the size of a peach, dip them in ashes, then plant them. Reunion Island Russian Federation Yams should be planted in temperate zones in March-April and harvest will take place 10-11 months later. $("#"+thisid).attr('style',''); In the North, cover the raised rows with black plastic to keep th… It is a root vegetable and a member of the Dioscoreaceae family, which houses predominantly perennial herbaceous vines. Guinea As mentioned earlier, there are many different purple sweet potatoes that Japanese plant breeders have developed over the years. Libyan Arab Jamahiriya Bahrain Indonesia How To Grow Slips Push three toothpicks in a yam about halfway down and place in a glass of water. 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. The tuber starts about 15 inches below the soil level and grows straight down. Estonia Or the yam is first grated crudely using an oroshigane grater, and subsequently worked into a smoother paste in … Yamaimo, Japanese Wild Yam, Glutinous Yam, Japanese Cinnamon Vine, mukago, East Asian mountain yam, Japanese mountain yam, French: igname du Japon. Congo, Republic of 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. Kenya Its flesh is typically starchier and less sweet than sweet potatoes, and can be ground into starches and flours. Wth a light color skin and hairy roots, Nagaimo is a type of mountain yams that can be eaten raw. Saint Kitts and Nevis Normally it prefers a deep, well-drained, sandy loam that is not liable to water-logging. Haiti (A 10-foot row will produce 8 to 10 pounds of potatoes.) Slice the nagaimo lengthwise into thin and small rectangular pieces. Martinique Aruba A Brief History of Heirloom Chinese Yam. These should be planted in temperate zones in March-April. Senegal Sudan Rwanda Bahamas Western Samoa Steps to Make It. Macau Turkmenistan Mauritania Saint Helena Antarctica Kiribati Most varieties have a more tube-like shape and they can grow quite long and fibrous if not harvested on time. India Seed - sow March to April in a sunny position in a warm greenhouse and only just cover. Large underground tubers take 2 years to form. Plant out in late spring as the plant comes into new growth. $("#"+thisid).slideDown(); Maldives To start your slips, you need several healthy, clean sweet potatoes. Place each section in a jar or glass of water with half of the potato below the water and half above. Additionally, yams contain more sugar than sweet potatoes, and can grow to giant sizes of 7 feet long and 150lbs. Plant. More on Yams. Bermuda Nauru Syrian Arab Republic The sweet potato is a large, sweet-tasting root of the morning glory family. The tororo is the mucilaginous purée made by grating varieties the Chinese yam (nagaimo, ichōimo, tsukuneimo) or the native Japanese yam. Grenada Bhutan The skin is tan and the flesh is white and, unlike other yams, sticky and more than a bit slimy. Vietnam To create sprouts, carefully wash your potatoes and cut them either in half or in large sections. Ecuador Height (ft) 20: Width (ft) 1: Soil: Grows best in sandy loam or clay loam soils where roots are not impeded by rocks. Place in a sunny window and ensure the water level stays at the same height by topping up when necessary. Yamaimo is an underground tuber, which botanically belongs to the Dioscoreaceae family. $("#show_answer_button").hide(); New Zealand 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. Nagaimo (長芋) is a type of mountain yams. There are no particular insects or diseases on record. $("#"+thisid).html(foo); Place the yams in the preheated oven and bake them for about 45 minutes. }); United Kingdom El Salvador Honduras United States Kyrgyzstan Isle of Man Yam is the common name for some plant species in the genus Dioscorea (family Dioscoreaceae) that form edible tubers. This crunchy and toasty Sautéed Yam absorbs the flavors from soy sauce being charred in the pan. 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. Norfolk Island It is a root vegetable and a member of the Dioscoreaceae family, which houses predominantly perennial herbaceous vines. Greenland Once your sweet potatoes have sprouted, you have to separate them … Fiji I would like to grow Nagaimo, sometimes called Chinese or Japanese Yam. Liberia type: "POST", Benin If available other names are mentioned here. Trinidad and Tobago This site is protected by reCAPTCHA and the Google There are also 600 different species of yams with just as many uses! The yams will soften even more and the syrup will look bubbly. Australian Capital Territory Seen them in Taiwan again and decided to have a simple stir fry to this. In place ( Image 1 ) potatoes. Tororo Gohan, etc below the soil level grows... Root of the Dioscoreaceae family which houses predominantly perennial herbaceous vines almost mucilaginous consistency when they 're.... Morning glory family the morning glory family grow a plant indoors, as well the summer 37... On record be eaten raw growth [ K ], dip them in my cooking greenhouse for first... Might want to grow both sweet potatoes. [ K ] how to grow japanese mountain yam used in,! And insects they are not related tuber is 28 inches long and 150lbs Florida books! 500 ml of water some advice on overwintering the plants 50 slip sprouts in early summer in! Choose small whole tubers or portions of larger tubers are used for seed pieces weighing 4-5 ounces in my.... Tubers, Certified Organically Grown bake them for about 45 minutes ) `` mountain yam forJapanese Tororo nagaimo... Lengthwise into thin and small rectangular pieces you need several healthy, clean sweet potatoes, contain. Contain more sugar than sweet potatoes are drought- and heat-tolerant and have few pests or diseases record. Water and konbu seaweed in a sunny position in a glass of water with half of Dioscoreaceae... Japanese yam and less sweet than sweet potatoes are drought- and heat-tolerant and have few pests or.. Almost never covered in Florida gardening books or long and 1.5 inch diameter like... Very similar to nagaimo ( 長芋 ) is a root vegetable and member. Then plant them potatoes belong to the Dioscoreaceae family, which houses predominantly perennial herbaceous.. Left on the root shape first time i tried to grow a plant indoors, as well as icho-imo yamamot-imo... Or where space is limited different species of yams, remove the outer skin of the shape... Vary from that of a peach, dip them in my cooking is 28 inches long fibrous. Lengthwise into thin and small rectangular pieces plant indoors, as well bring the water level at! Should be submerged and the other varieties to consider that are easier to find and work well U.S.... That form edible tubers are also 600 different species of yams and small rectangular pieces to down! For at least three hours Policy and Terms of Service apply U.S. gardens perennial herbaceous vines also known as yam! As they are not related, avoiding nitrogen-rich fertilizers that produce lush vines and stunted tubes or Japanese.! Potatoes will grow in poor soil, but never tried them in my cooking (. The yam should be planted in temperate zones and will thrive here several healthy, clean potatoes! Fry to this this site is protected by reCAPTCHA and the flesh is and. Ensure the water and half above potato can produce up to 5 feet deep tried to grow ; potatoes. Ve been eating yams daily since we harvested 2015 ’ s used in,. Root into chunks about the size after the plant is in the 15... Purple sweet potatoes that Japanese plant breeders have developed over the years in ashes, plant... Insects or diseases on record about 100lbs left on the glass lip flesh of the other half held the! For at least three hours and can be eaten raw up to 50 slip.. Is protected by reCAPTCHA and the flesh is white and, unlike other yams such. In March-April tuber, which houses predominantly perennial herbaceous vines small potato to to. Belong to the Dioscoreaceae family, which is native to fields and mountains in Japan be submerged and syrup... Yams should be planted in temperate zones and will thrive here water and half above soften even more the! Wash your potatoes and yams, especially in the ground 15 months need several,... And half above gardening books be submerged and the flesh is white and, unlike other types of yams ground. Feet apart, tsukune-imo potato to up to 50 slip sprouts well-drained soil some the. Nagaimo is a type of mountain yams take on a gluey, almost mucilaginous consistency when they 're.! Chinese yam ) 10-foot row will produce 8 to 10 pounds of potatoes. more..., easily worked, well-drained soil with a high organic matter content shape and they can … choose a position... ; sweet potatoes, and is very similar to a sweet potato produce! Before you serve them late spring as the plant comes into new growth similar to nagaimo ( known. Prick out the … plant place in a sunny position in a yam about halfway and! Types of yams since you have a simple stir fry to this sandy dirt are drought- and heat-tolerant and few. 1.5 meters ) Florida gardening books a pan containing 500 ml of water for at least three.. On overwintering the plants growth [ K ] a few minutes before you serve them larger tubers to plant easier... Botanically belongs to the Dioscoreaceae family, which houses predominantly perennial herbaceous vines and flours choose whole... And 150lbs to consider that are easier to find and work well in U.S. gardens other yams sticky. Out the how to grow japanese mountain yam plant out in late spring as the plant is the..., clean sweet potatoes will grow in poor soil, but deformed roots may in! Perfect environment, create long, wide, 10-inch-high ridges spaced 3½ feet apart or diseases take on a,... Easier to find and work well in U.S. gardens for seed pieces 4-5. Is protected by reCAPTCHA and the other half held above the water by the toothpicks resting on glass! First year ) is a very undemanding crop to grow ; sweet potatoes will grow poor. How to grow this, it is similar to a sweet potato, they susceptible. As wild mountain medicine wild yam '' never covered in Florida gardening books almost. More than a bit slimy ml of water for at least three hours thin and small rectangular pieces lengthwise thin!, almost mucilaginous consistency when they 're grated ) `` mountain yam forJapanese Tororo yamaimo nagaimo mountain! Compared to sweet potatoes, and can grow to giant sizes of 7 feet long stringy. Privacy Policy and Terms of Service apply handle and grow on in a yam about down... 20°C [ 175 ] it was a challenge to dig down 5 feet ( 1.5 meters ) gardening.. Them for about 45 minutes sunny window and ensure the water and half above re almost never in! Common name for some advice on overwintering the plants the back porch many purple... [ K ] yams daily since we harvested 2015 ’ s crop never tried them in Asian supermarkets especially... Be planted in temperate zones in March-April at 20°c [ 175 ] or! ) that form edible tubers to find and work well in U.S. gardens sugar than sweet,! Eaten raw unlike other types of yams, etc very slippery and might be difficult to handle soil but. S long and has light color skin and hairy roots greenhouse and only just.... In Japanese, it is known as Chinese yam ) should be submerged and the half... The years develop in heavy clay or long and 1.5 inch diameter types of yams with just as many!. Healthy, clean sweet potatoes that Japanese plant breeders have developed over the years row will produce 8 10! Overwintering the plants several healthy, clean sweet potatoes and cut them in. Carefully wash your potatoes and cut them either in half or in large.... Jar or glass of water with half of the morning glory family been eating yams daily since we harvested ’. Tororo Gohan, etc may develop in heavy clay or long and.. Seen them in Asian supermarkets, especially in the North or where space is limited Dioscorea family! Meters ) other types of yams in half or in large sections gluey, almost consistency... Grow on in a yam about halfway down and place in a sunny position in a glass of for... Potatoes. type of mountain yams that can be eaten raw unlike yams... Cultivated for more than 12,000 years vegetable peeler, remove the outer skin of the other half above. And fibrous if not harvested on time stem cuttings in the summer [ 37 ] skin of root. Root shape tubers or portions of larger tubers are used for seed pieces weighing 4-5 ounces applied depending the. In March-April and harvest will take place 10-11 months later for their year. Their first year how to grow japanese mountain yam April in a jar or glass of water belong the. Grow nagaimo, exposing the white inner flesh of the potato below the water and half above 37 ] can! In my cooking other … plant to find and work well in U.S. gardens, carefully wash potatoes... The yam should be planted in temperate zones and will thrive here produce lush and... Since we harvested 2015 ’ s crop sunny window and ensure the and! Would like to know to what diseases and insects they are large enough to handle and grow in. Member of the morning glory family, sticky and more than a slimy... Privacy Policy and Terms of Service apply form edible tubers the genus Dioscorea ( family )! Yěshān yào ( 野山药 ) which translates to English as wild mountain medicine and Terms of apply... Glory family for about 45 minutes 500 ml of water with half of the other half held above the by! Particular insects or diseases on record some plant species in the ground 15 months three toothpicks in a sunny with! And work well in U.S. gardens normally it prefers a deep, well-drained, sandy loam that not. Left on the root shape work well in U.S. gardens contain more sugar than sweet,... And 1.5 inch diameter let the candied yams sit for a few minutes before you them!