Intra-specific classification of Dioscorea alata. Here is more about our approach. The Basco variety, for example, is white with a lavender tinge. It is virtually unknown in the wild state, except for occasional reports. Vines and Climbers. This plant is cultivated in the tropics of the whole earth. Otherwise, the weather will only allow this yam to grow seasonally. The tubers look and taste similar, but taro species lacks the smooth texture and vibrant coloring of Dioscorea alata winged yam. Once they sprout, you can transplant them into their permanent homes. I found it growing right near a huge patch of non-edible Dioscorea bulbifera and identified it by its leaves and dangling bulbils. Image of leaves, traditional, roots - 195436954 Dioscorea alata, commonly known as water yam or winged yam, is a fast-growing, twining, tuberous-rooted, herbaceous perennial vine of the yam family (Dioscoreaeae). If you live in USDA zones 9-11, you have the option of letting your Dioscorea alata grow for 2 or more years. Dioscorea alata is grown all around the world, so it has many different names. It produces a large root crop of edible subterranean tubers (yams) which are an important starchy food source in many tropical to sub-tropical areas around the globe. With these yams, different varieties often mean different colors. Tropical Agriculture (Trinidad), 54:1-13. Dioscorea alata species will grow in a variety of soils. Let’s learn all about growing purple yam! Vines and Climbers. Tropical Agriculture (Trinidad), 54:1-13. White Yam. Root-knot nematodes hit this species right where it hurts: the tuber. Plant Common Name. Naturalized populations increasing in number and size in north Florida, with some stands forming blankets of shingled leaves over native vegetation and able to cover even mature trees (D. Ward, University of Florida, 1997 personal communication). Hard soil with a pH ranging from 5.5 to 6.5 is required for its growth. IMPORTANT INFORMATION: This datasheet is pending revision and updating; its contents are currently derived from FAO's Animal Feed Resources Information System (1991-2002) and from Bo Göhl's … Anthracnose and viral diseases are occasional problems. It’s so destructive that the Florida exotic pest plant council has registered it as a fully-fledged invasive species. Prevent this from happening by keeping the tubers covered at all times while they’re growing. Get your dessert recipes ready, because it’s harvest time! The species is dioecious (individual flowers are either male or female, but only one sex is to be found on any one plant so both male and female plants must be grown if seed is required). It has the widest global distribution of all the yams, and is grown throughout the tropics. Winter hardy to USDA Zones 9-11 where plants are best grown in deep, fertile, organically rich, humusy, consistently moist, well-drained soils in full sun to part shade. Use at least a 5-gallon container and harvest the yam before it outgrows its home. Water Yam or Dioscorea alata is a tuberous root vegetable originated in the Asian tropics. Dioscorea alata L., winged yam, white yam Family. Instead, gardeners rely on aerial tubers or root propagation. Under cultivation, varieties of D. alata are the most common yam in the world. Dioscorea alata species will grow in a variety of soils. Sun Exposure: Full Sun. Freezing temperatures can cause damage to the roots and green growth. Of all the cultivated yams, this is one of the most extensively grown. It sounds pretty, but the coloring is caused by damage to the veins, which are vital to the plant’s health. The vines aren’t the only thing busy growing. Though they look and taste similar, these aren’t the same plants. Dioscoreaceae, the Yam Family. Yam A, or the winged yam, is also called the “water Yam” the “great yam” the “lesser yam,” and the “purple yam” among others. It may be fast-growing, but these plants aren’t invincible. Here’s what we recommend. When the tubers are mature, the foliage will yellow and die. Since it’s from the tropics, it likes to be nice and warm; at least 70°F is preferable. From a culinary standpoint, however, true yams are considered to be a good potato substitute in hot climates where potatoes usually struggle.Genus name honors Pedanios Dioscorides, first century Greek physician and herbalist.Specific epithet from Latin means having wings in reference to the winged stems of this vine.Common name of winged yam also is in reference to the winged stems. You can keep your freshly-harvested Dioscorea on the kitchen counter or pantry. Dioscorea alata (yellow yam - common in Nigeria) Dioscorea bulbifera (aerial yam), Dioscorea esculant (Chinese yam) and Dioscorea dumetorum (trifoliate yam). Kinampay is considered the original winged yam species. The vast majority of the species are tropical, with only a few species extending into temperate climates. Foliage: Herbaceous. The TDF content varied widely ranging from 4.10 to 11.00%. It is hardy to zone (UK) 5. They’re highly productive. Otherwise, the new wounds could quickly rot when planted. If left unharvested, the tubers will grow and grow until they’ve reached 8 feet long. This usually happens from November to January. While most, such as Zambales, stick to the classic purple, others have varying shades of white. Dioscorea alata – Winged Yam Dioscorea alata – Winged Yam This species is a common food plant throughout the world, grows in northern Australia, and is now extending it’s range into northern NSW. Photo about Cultivation of dioscorea alata known as purple yam or greater yam, organic farming. . Dioscorea alata, known as purple yam, ube, or greater yam, among many other names, is a species of yam, a tuber. It has been suggested by some authorities that D. alata may be the result of a hybridization that took place several thousand years ago. In Okinawa, purple yams (Dioscorea alata) are grown. Distinct varieties of some yam species are available, but different names are used for the same yam in different parts of the world so that variatal designations are not particularly useful. In the tropics, Dioscorea alata can be planted any time of year, but usually just after the rainy season. Where is this species invasive in the US. It is sometimes confused with taro and the Okinawa sweet potato (Ipomoea batatas cv. It should be loamy, fertile, full of organic material, and well-draining. It will likely shed its leaves and go dormant for at least a few months. They grow so quickly that some gardeners have reported 8 inches of growth in a single day. It is in flower from September to October. The Dioscorea alata (yams) is a food crop of the staple diet of millions of people around the world, mainly in tropical and subtropical regions. Sun to Partial Shade. Ube, botanically known as Dioscorea alata, is a very popular yam throughout Asia. This handbook covers botany, varieties, various aspects of cultivation, pests and diseases, harvest and post-harvest information, preparation, and composition for Dioscorea alata. It can be toxic if eaten raw. The post Dioscorea Alata: Growing Wonderful Winged Yams is by Rachel Garcia and appeared first on Epic Gardening, the best urban gardening, hydroponic gardening, and aquaponic gardening blog. Female flowers produce three-parted capsule fruits with winged seeds. Additionally, the purple yam is a common ingredient of yam ice cream with the signature purple color. Prevent these nematodes by tilling the soil well before and after each harvest. If you live in zones 9-11, you can grow these plants as perennials. The weeds would be allowed to dry up with the soil to form organic manure. Small tubers can be planted whole, while large ones can be cut into several pieces. Otherwise, you may end up with a particularly invasive plant on your hands. Dioscorea alata is one of the most important staple crops in Austronesian cultures. In South-East Asia, the well-known species cultivated in the Philippines are Dioscorea alata and Dioscorea esculenta [ 3 ]. For existing infestations, try a nematicide. Dark Night St. Vincent purple yams – When I was a little girl, we lived up in our own slice of Eutopia. Dioscorea Alata Cultivation The cultivation of this perennial vine requires a huge production area of about 5 million hectares. You may also hear it called “water yam”, which is referring to the tuber’s high water content. Dioscorea alata, also known as purple yam, ube, or greater yam, among many other names, is a species of yam (a tuber). Keeping the soil clear of debris and the plant dry are the best measures. You should also use crop rotation with nematode-resistant plants. Tubers may be eaten mashed, fried, boiled or roasted. The tubers are usually vivid violet-purple to bright lavender in colour, hence the common name, but they may sometimes be plain white. Use a trellis, fence, or even a host tree. Purple Sweet Potato, Purple Yam, Ubi, Uhi, Water Yam, White Yam, Winged Yam. The stems are twining, growing to 50 feet or more, with four often purplish wings (cross-shaped or square in cross-section). The tropical tuber crops. Chichester, UK: Wiley, 3-106. Above-ground, you’ll notice stunted growth and yellowing leaves. Check local laws before adding these plants to your garden. SOIL MICRO-ORGANISMS. Unless you have a very small tuber, cut it into several chunks. It is virtually unknown in the wild state, except for occasional reports. Some of these may be affiliate links, meaning we earn a small commission if items are purchased. It should be loamy, fertile, full of organic material, and well-draining. Dioscorea alata sp. IRRIGATION SYSTEMS 20. This is an historical document made available through the National … After they’re cut, you have to let the pieces dry out for a couple days. Habitat Not known in a wild state. Dioscorea alata Linn. Dioscorea alata – Winged Yam This species is a common food plant throughout the world, grows in northern Australia, and is now extending it’s range into northern NSW. Most wild strains will mess you up and there’s no safe way to figure out which, if any, you can eat. Plant the tubers 4-5 inches deep and 2 feet apart. As a climber, this vine will much appreciate a trellis to grow on. In more temperate frost-free areas, plants lose foliage and go dormant in winter. Whether it’s the many cooking variations of the potato, the abundant nutrients of the sweet potato, or the rich taste of the yam, these foods are popular for good reason. The water yam is a large, vigorous tender perennial vine that produces starchy, edible, bulbous tubers that may be white or purple fleshed. Anthracnose is a fungal disease that will cause leaf spots on your beautiful Dioscorea alata species. We’ll talk about growing this winged yam at home! Unharvested tubers will increase in size from year to year with the potential of reaching gigantic dimensions over time (to 6-8’ long and to 100-150 pounds). D. alata originated in South-East Asia and entered into cultivation there. Soils should not be allowed to dry out. As an Amazon Associate, I earn from qualifying purchases. It originated in South-East Asia in Burma, from where it spreads to other parts of the globe. Dioscorea alata, known as water yam, winged yam, as well as purple yam, was initially grown somewhere in Southeast Asia. It originated in South-East Asia in Burma, from where it spreads to other parts of the globe. Water yam is the tuber of Dioscorea alata also called wild yam and is one of the oldest food crops so far. It’s not exactly high-maintenance, but growing and containing winged yam is no small feat. I don’t think we could ever live without tubers. It was first introduced to West African countries by the Portuguese and Spanish in the 16th century. If the vines don’t take to the support on their own, gently wind them around it. Naturalized populations increasing in number and size in north Florida, with some stands forming blankets of shingled leaves over native vegetation and able to cover even mature trees (D. Ward, University of Florida, 1997 personal communication). There are hundreds of cultivars worldwide (L. Degras 1993; D. G. Coursey 1967), varying in the color and consistency of the flesh. Sun to Partial Shade. Dioscorea alata is the most extensively cultivated of the edible yams. Suggested Use: Annual, Vegetable, Naturalize. It produces a large root crop of edible subterranean tubers (yams) which are an important starchy food source in many tropical to sub-tropical areas around the globe. Plant Common Name. You can also prune infested vines or remove the pests one by one with a dab of rubbing alcohol. Aerial potato produces tubers in leaf axils on the vine and these are large enough to harvest as well as the tuber in the ground, but they are less productive than winged yam. INCUBATORS 37. For optimal growth, though, the soil should have all the best features. Prevent anthracnose by keeping your plant clean and dry. To speed up the process, dip the cut end in wood ash. Depending on the amount, chlorophyll can be dangerous when eaten by humans. Home » Dioscorea Alata: Growing Wonderful Winged Yams. Sweet potato is actually part of the morning glory family while winged yam is part of the “true yam family”. Its tubers are usually bright lavender in colour. Water yam (Dioscorea alata L.) are adaptable to cultivation under different soil conditions. They only last through the winter in zones 9-11. This yam was first introduced into Florida by Spanish and Portuguese explorers in the 1500's. The cultivation of this perennial vine requires a huge production area of about 5 million hectares. White Yam. Herbs. We’ll go over a few things though, just in case. Cultivation Practices. Just stick them in a bucket of soil and keep them moist. The plants look completely unrelated, given that taro is bushy with large leaves while winged yam is a vine. The best approach is to prevent these insects in the first place. It makes an ornamental plant as well as being a good edible, with lush foliage. IMPORTANT INFORMATION: This datasheet is pending revision and updating; its contents are currently derived from FAO's Animal Feed Resources Information System (1991-2002) and from Bo Göhl's … This plant is cultivated in the tropics of the whole earth. If the frost is going to hit your area earlier than that, you’ll want to harvest early. Clewell (1985) as “introduced for ornament” and escaping from cultivation. Hard soil with a pH ranging from 5.5 to 6.5 is required for its growth. Vegetable gardens in frost free areas. Intra-specific classification of Dioscorea alata. Winged yam has escaped cultivation in the southern United States, the Virgin Islands, and Puerto Rico. They secrete honeydew that attracts ants, which is another pest to eliminate. It is in flower from September to October. Carefully pull up the entire plant, using a shovel if necessary. Photo about Cultivation of dioscorea alata known as purple yam or greater yam, organic farming. D. alata can be found growing in partially to dense shaded areas in moist forests, mesic forests, and hardwood forests ... 1977. Dioscorea trifida is the only yam of New World origin, and its cultivation is mostly in the Caribbean. Medicinally, it is used as a laxative and verfimuge and used to treat fever, gonorrhoea, leprosy, tum… It’s also important that the soil is loose so the tubers can grow easily. It is distributed mainly in the forest patches of Eastern Ghats to the lower Himalayas in the Indian subcontinent. We're always looking to improve our articles to help you become an even better gardener. Light Shade. We’ll talk about growing this winged yam at home! It is one of various species of yams that were domesticated and cultivated independently within Island Southeast Asia and New Guinea for their starchy tubers, including the round yam (Dioscorea bulbifera), ubi gadong (Dioscorea hispida), lesser yam (Dioscorea esculenta), Pacific yam (Dioscorea nummularia), fiveleaf yam (Dioscorea pentaphylla), and pencil yam (Dioscorea transversa). There, it’s used primarily in desserts from cake to ice cream to frappes. Cook the Dioscorea alata winged yam as you would a potato. Insects can also transmit the disease, so arm yourself against any pest problems. Distinguishing Characteristics . Ube, botanically known as Dioscorea alata, is a very popular yam throughout Asia. It’s also important that the soil is loose so the tubers can grow easily. Interesting ornamental foliage plant for trellises, porches or pergolas. Ensure that you remove all tubers, aerial tubers, and vines from the ground so nothing is left to its own devices. Once dry, bury the pieces in a bucket of dirt and keep it moist. Purple yam is also used in other types of traditional wagashi sweets, cakes, and candy. Here’s how to tell the difference: Many are edible or are grown as ornamentals. Quadrangular purplish-winged stems (to 30’ or more) are clad with long-petioled, broad-ovate, bright green leaves (to 6-8” long) featuring 5-7 conspicuously sunken veins and cordate to arrowhead-shaped bases. This disease will stunt Dioscorea alata’s growth and even affect the starch content of the tuber. 4 more photos VIEW GALLERY. Propagate by dividing tubers when dormant or from root cuttings in spring or by planting bulbils in spring. Dioscorea alata Linn. Dioscorea Alata grows for 8-10 months and then enters into a hibernating mode of 3-4 months. Watch for aphids, scale and mealybugs. Tubers continue to grow until harvested and can reach a length of 6 to 8 feet and weigh over 100 pounds.