Hairy vetch (Vicia villosa Roth) is a legume cover crop that suppresses weed emergence and supplies nitrogen for sustainable cropping systems (Ngouajio and Mennan, 2005; Choi and Daimon, 2008), but its residues in soil rapidly degrade rather than persist. I read somewhere that there is like 150 species of vetch and 20-25 species in N.A. The cotyledon remains buried during germination. Planted in the fall, it will grow slowly before going dormant over the winter. Although the vetches are not drought resistant, this is rarely a problem. 7.5 - 22.5kg per acre / 18.75 - 56.2 kg per ha. Roots of diseased plants are badly discolored. Sow in the spring as part of a whole crop mixture, but can be autumn sown for over winter cover or grass silage mixes. A heavy infestation will kill the plants. Cultural Control. The stipules at the base are small and narrow. Seed development may be hindered by this disease. In the spring hairy vetch … Stems are vining and can grow up to 6 feet long. The seed should be inoculated with the proper strain of Rhizobium bacteria within 24 hours of planting, unless well-nodulated peas or vetch have been grown on the field recently. Grassy fields should be plowed or thoroughly cultivated during July before planting vetch. long. However, where soil tests are very high (greater than 25 to 30 ppm P and 110 to 130 ppm K) applications can be eliminated. Common vetch, Vicia sativa, does not produce as much seed as hairy vetch, posing less of a risk of becoming weedy. Hairy vetch, especially an oats/hairy vetch mix, decreased surface ponding and soil crusting in loam and sandy loam … Used primarily as a winter cover crop, hairy vetch is sown through late summer and into fall. This forage legume is also known as hairy vetch or winter vetch. Vetches grow well on a wide range of soil types, but are best adapted to loamy and sandy soils. However, it is also less winter hardy than hairy vetch. The hay can be cured in the windrow or bunched and allowed to cure in shocks. 2Department of Agronomy and Plant Genetics, University of Minnesota, St. Paul, MN 55108. Growth accelerates in the spring when plants can reach 12 feet in length. The leaves are pinnate in their structure with 6-12 pairs of opposite leaflets, these are narrow and ovate. It is difficult to kill which just tillage using chisel plows or harrows due to wrapping of the long vines. For hay: Rye and vetch produce a tangled hay that is quite difficult to handle. Seed should be sown when the soil is moist, because a hot, dry soil will reduce, if not prevent, effective inoculation. Plowing or heavy disking is essential on heavy soils and firmly packed soils, or where there is heavy weed infestation. Follow instructions carefully to achieve an even coat of fresh inoculum on the seed. news & case studies. Hairy vetch is a winter annual legume that offers a number of potential benefits to row-crop or livestock producers when used as a winter cover crop. Vetches are more tolerant to acid soil conditions than most legumes. r/whatsthisplant: A subreddit for the identification of plants. If the vetch is to be used for hay and is near harvesting, it is advisable to cut the crop promptly. Hairy vetch is a forage plant found in pastures, which when ingested by your horse, can cause systemic granulomatous disease which can have long-term and sometimes permanent involvement. Mechanical Termination is more successful at 80% bloom, but should be conducted before seed set. The shape of each leaf is gently tapering in overall shape towards the apex. Growers are advised to identify a seed market before harvesting seed. Attractive pinkish-rose flowers appear in May through August sitting atop short fern-like leaflets. The MacMillan Company. Hairy vetch is a legume used primarily for soil improvement along roadsides and for bank stabilization. Adding grasses that take up a lot of water can reduce the amount of infiltration and reduce the risk of leaching in soils with excess nutrients. Growth accelerates in the spring when it can reach 12 feet in length. Metcalfe. Hairy vetch is a good cover crop choice where spring forage production and nitrogen contribution are desired. Vetches are susceptible to several fungal diseases, some of which are restricted by temperature and moisture conditions to certain parts of the country. Repeated production of rye and vetch on the same land, however, favors growth of winter annual and perennial weeds. The pods mature unevenly and tend to shatter easily. Symptoms of Hairy Vetch Poisoning in Horses. This is the hairy vetch that is everywhere down here. The alternate compound leaves are up to 10" long and 2" across, consisting of 8-12 pairs of leaflets and a terminal tendril that clings to adjacent vegetation for support. Vetch allowed to grow for a full season can credit 120 lb/acre of N. 2. Flowers are purplish-red and ¾ to 1 inch long. A mixture of information,
1. Adapts well to most climates and soil types, but doesn’t like poorly drained sites. It is quick to germinate, and can successfully be used to smother weed species because of its sprawling, creeping growth habit. of nitrogen if allowed to grow until full bloom. Flowering Plant
In central Wisconsin or Minnesota, the best time to plant vetch is from July 25 to August 30. This taproot will allow the vetch to thrive even in dry conditions. If the vetch is not grazed too closely and not cut in July, a fair seed crop may be secured later in the summer. Control of lygus bugs may be necessary in seed production fields. Seed
It grows slowly during autumn and continues root development through the winter months. Vetch seed can be harvested with a combine when the lower pods are fully ripe. Visitors are encouraged to submit requests as well as help out with identification. 2010-06-20 02:34:05. Hairy Vetch Vicia villosa Bean family (Fabaceae) Description: This annual or biennial plant is 1-3' tall, branching occasionally and having a tendency to sprawl. Although hairy vetch is typically pubescent, the most extensively used commercial variety is called smooth vetch because it appears to have no pubescence. Hairy vetch is a widely adapted, winter hardy cool-season annual legume that supplies an abundant amount of palatable forage for deer and turkeys and other wildlife in late spring into early summer. For most soils, applications of about 40 lb/acre of P2O5 and 120 lb/acre of K2O should be adequate. The plant is sometimes planted in spring, especially in agricultural applications. The eggs are laid on the green vetch pods in the spring. Infected leaves turn yellow and drop off prematurely. Well-nodulated hairy vetch can enrich the soil with 60 to 120 lb/acre of nitrogen through nitrogen fixation. Hairy vetch is a legume used primarily for soil improvement along roadsides and for bank stabilization. As temperatures rise in early spring, it will regrow vigorously, creating quite a bit of biomass with the potential to fix upwards of 160+ lb. The underside of infected leaves is covered with fine grayish fungal threads. The seed is a rounded spherical shape and a dull black colour. Hairy vetch poisoning (ultimately causing systemic granulomatous disease) is not a common disease in horses, being more commonly found in cattle.