They can penetrate up to 1.2 m (3.9 ft) deep, but 0.4 m (1.3 ft) is typical in sandy soil. Cogon grass is considered to be one of the top ten worst weeds in the world. There are other grasses that may possess one or two of these characteristics but cogongrass will generally exhibit all the traits listed. 2008. Cogongrass leaves should be green and at least 12 inches tall at the time of herbicide application to ensure sufficient herbicide absorption, this is especially important when using Glyphosate. Designed by Elegant Themes | Powered by WordPress. Bearing – Upright mound Foliage – deciduous Height – 16 to 36 inches (40 to 90 cm) Cogon grass reproduces asexually by rhizomes and sexually by seeds (Hubbard et al., 1944). In Florida I. cylindrica is found in areas where the soil has been disturbed, such as roadsides, building sites, timber harvesting areas, and borrow pits. [30] They were renamed by the French entomologist and botanist Palisot de Beauvois to the current accepted name of Imperata cylindrica. The graders inadvertently break rhizomes as they go along and the fragments are “planted” in the re-deposited soil. Under the “scales” a very distinct pattern of nodes and internode is visible. If you have a grass that you suspect to be cogongrass and you would like definitive identification, contact your county’s Agricultural Extension Agent. Biogas generator from biomass. Imperata cylindrica, a few key facts. My program areas include livestock and forage, row crops, and pond management. Its scientific name is Imperata cylindrica.. ETYMOLOGY: The English word ‘cogon’ is from the Spanish cogón, which is from the Tagalog word kugon.. Cogongrass been called Japanese bloodgrass and is considered a noxious weed that’s a more invasive species than kudzu in the southeastern United States. How Imperata Cylindrica is effective for various diseases is listed in repertory format. The grass is also used to weave into mats and baskets. Cogon grass (Imperata cylindrica). Cogongrass has a unique combination of characteristics that make field identification possible. A decoction of the root is used as an anthelmintic and also to treat digestive disorders such as indigestion, diarrhoea and dysentery. [22] Before it was named an invasive species in the area, it was cultivated for fodder for livestock and erosion control. Imperata Cylindrica in Medicine. It is a highly flammable fire-adapted species, and can spread rapidly by colonizing disturbed areas and encouraging more frequent wildfires. The root bark is febrifuge, restorative and tonic. • Characteristics and management of Imperata cylindrica (L.) Raeuschel in smallholder farms in developing countries, Food and Agriculture Organization of the United Nations Photo Credit: Mark Mauldin. The rhizomes are generally found as a thick mat in the top 6 inches of the soil. This perennial grass from Southeast Asia was introduced into the U.S. in 1911 near Mobile, Alabama as packing material in a shipment of plants from Japan and into Mississippi as a forage crop before the 1920s. Below are some additional points to consider regarding chemical control of cogongrass. Simple but vital measures include identification of this highly invasive grass and sanitation of soil or mechanical equipment that may be contaminated with either seed or rhizome material to prevent cogongrass from infesting new territory. Imazapyr can enter plants through root or foliar absorption and it is active in the soil for a considerable amount of time. Breaking the rhizomes helps to dry them out and deplete stored energy. The flowers are used in the treatment of haemorrhages, wounds etc. [4] Other common names in English include kunai grass, blady grass, satintail, spear grass, sword grass, thatch grass, alang-alang, lalang grass, cotton wool grass, and kura-kura among other names. The leaves are woven to make mats, bags and raincoats. Studies show that cogongrass contains chemicals (has the allelopathic ability) that prevent the growth of other plant species and contribute to its invasiveness and extreme competitiveness. Rehabilitation is the most important phase of control and reclamation of land infested with cogongrass or other non-native invasive plants. The leaves resemble ribbons with flat edge, straight and … What to use to kill Cogongrass? [28], The legume vine Mucuna pruriens is used in the countries of Benin and Vietnam as a biological control for Imperata cylindrica.[29]. Light seeded native species are usually present in the seed-bank … Noteworthy Characteristics. List of various diseases cured by Imperata Cylindrica. Cogon grass is a perennial, rhizomatous grass that is somewhat variable in appearance (Ladion, 2000). Width: 2 ft. 0 in. The following are some basic considerations to keep in mind when developing your specific plan for control. 7% Cogongrass leaves are very plain looking and will frequently blend into the landscape until infestations become severe. Kugon is a tall, perennial grass used in thatching. [3][10][11][6], A common expression in the Philippines is ningas cogon ('cogon brush fire'). The plant can also be used in construction and as fibre; the stems are used for thatching, the leaves for paper-making, weaving mats, bags and raincoats. A number of cultivars have been selected for garden use as ornamental plants, including the red-leaved 'Red Baron', also known as Japanese blood grass. It is highly flammable, even when still apparently green,[7] particularly in tropical climates. It can eliminate toxins. Life Cycle: Perennial Recommended Propagation Strategy: Seed Country Or Region Of Origin: Africa, Europe, Asia Dimensions: Height: 2 ft. 0 in. [5][6], Cogongrass is a fire-adapted species. Quarantine and extermination of this plant is especially difficult because cogongrass establishes root systems as deep as four feet, and regrowth can be triggered by rhizome segments as small as one inch. It prefers full sun but will tolerate some shade. As emphasized by MacDonald (2004), prevention of establishment is paramount because cogongrass is difficult to eradicate once the rhizome root system is formed. [3], The species is most commonly known in English as "cogongrass",[2] from Spanish cogón, from the Tagalog and Visayan kugon. Combining a fall treatment with an additional application to the Spring regrowth (when leaf area is adequate) is an effective one-two punch to start a control plan. In some scenarios it may be feasible and beneficial to plant a cool-season annual (like ryegrass) over dormant cogongrass (assuming foliage has been removed by fire or some other means). Synonyms Imperata cylindrica 'Red Baron' Imperata 'Red Baron' . Cogon grass [Imperata cylindrica (L.) Beauv.] This is very invasive in the S.E. Figure 3. Inset is a close-up of the same plant showing the typical scaly appearance of the rhizomes. The flowers and the roots are antibacterial, diuretic, febrifuge, sialagogue, styptic and tonic.. [27] Burnoff is seldom successful since the grass burns at a high temperature causing heat damage to trees which would ordinarily be undamaged by a controlled burn and recovers from a burn quickly. The structures of arundoin, cylindrin and fernenol : Triterpenoids of fernane and arborane groups of imperata cylindrica var. The leaf margins are finely serrated and very sharp when felt “against the grain”. Glyphosate, imazapyr, and com… Optimizing the timing of applications is a key first step. In this study, cogon grass was made as a material in paper making. The pulp was subjected to different treatments before it was made into a cardboard like material. Wunderlin, R. P., and B. F. Hansen. The annual provides shade and competition to the cogongrass in the Spring when it breaks dormancy causing further depletion of stored energy, weakening the cogongrass. Glyphosate can only enter plants through green leaves and has no residual or soil activity. Family Poaceae . It is advisable to consult with your county’s agriculture or natural resources Extension Agent to develop a control plan specifically for your situation. Their website also states that indigenous native Australians may have used the plant as a substitute for salt due to its high saline content. It is planted extensively for ground cover and soil stabilization near beach areas and other areas subject to erosion. Reply. 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