This is hot enough to kill most competing plants, including trees. In this study, cogon grass was made as a material in paper making. Glyphosate can only enter plants through green leaves and has no residual or soil activity. [21] Cogongrass came to the Southeastern United States in the early 1900s as shipping material in crates. The grass is also used to weave into mats and baskets. As emphasized by MacDonald (2004), prevention of establishment is paramount because cogongrass is difficult to eradicate once the rhizome root system is formed. Some cultivars are grown as ornamentals, and the plant is commonly used for erosion control. Imperata cylindrica, commonly known as cogongrass, is now considered to be one of the ten worst weeds in the world.It is native to Korea, Japan, China, India, and tropical eastern Africa. The main vein is a lighter colour than the rest of the leaf and tends to be nearer to one side of the leaf. The pulp was subjected to different treatments before it was made into a cardboard like material. The typical offset, white midrib of a cogongrass leaf. This is because cogon grass is spreading really fast. Designed by Elegant Themes | Powered by WordPress. What to use to kill Cogongrass? - 4 ft. 0 in. Common names. Worldwide it has been observed from 45°N to 45°S. 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. It is a serious pest throughout the tropical and sub-tropical regions of the world and is ranked as the seventh most troublesome weed 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. The flowers are used in the treatment of haemorrhages, wounds etc. Very hard to pull with a … [15][16], It is used as an ingredient in the skincare brand Kiehl's Ultra Facial Cream for its high concentrations of potassium which provides a hydrating effect. More Extracts of the plant have shown viricidal and anticancer activity. Cogongrass has a very substantial rhizome root system. I am the Agriculture and Natural Resources agent in Washington County. In the U.S. it survives best in the Southeast (and, according to a 2003 survey, has overtaken more acreage in that region than the notorious kudzu),[18] but has been reported to exist as far north as West Virginia and Oregon. 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. Imperata cylindrica was first described by Linnaeus in 1759 under the basionym Lagurus cylindricus. Imperata Cylindrica in Medicine. The leaves are 2-6 feet in length and taper to a point (Figure 1). Latin name: Imperata cylindrica. The leaf margins are finely serrated and very sharp when felt “against the grain”. • Characteristics and management of Imperata cylindrica (L.) Raeuschel in smallholder farms in developing countries, Food and Agriculture Organization of the United Nations This is very invasive in the S.E. Uses (Ethnobotany): It has been used in traditional medicines. Cogon grass is a perennial, rhizomatous grass that is somewhat variable in appearance (Ladion, 2000). [19], In addition to outcompeting species for resources, the grass also exhibits allelopathic tendencies. [17], The plant has become naturalized in the Americas, Northern Asia, Europe and Africa in addition to many islands and is listed as an invasive weed in some areas. 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). [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. 7% [3], The species is most commonly known in English as "cogongrass",[2] from Spanish cogón, from the Tagalog and Visayan kugon. Seedheads will vary from 2 to 8 inches in length (Figure 3). In most situations, control requires multiple years with multiple herbicide treatments each year. Making paper using cogon grass is a way to productively use the invasive weed. Below are some additional points to consider regarding chemical control of cogongrass. It is used in traditional Chinese medicine.[14]. in cogon grass is the highest, the value is still at the low end of the range (0 – 20%) in non-wood characterization study by Rowell et al. List of various diseases cured by Imperata Cylindrica. Don’t forget to include a surfactant with your herbicide. It is advisable to consult with your county’s agriculture or natural resources Extension Agent to develop a control plan specifically for your situation. Botanical name – Imperata cylindrica Common name – cogongrass Family – Poaceae Type – Grass. Other common names cogon grass 'Rubra' Japanese blood grass . Synonyms: Imperata arundinacea, Miscanthus arundinacea. Imperata cylindrica, a few key facts. Try the VRDEC Bull Selection Tool, UF/IFAS Animal Science Offering Know Your Heifer Program, Texas A&M Offers QuickBooks Desktop Training for Farmers and Ranchers Online in 2020, Cogongrass is quite tolerant of fire and burns, Tillage can be a part of a control strategy for cogongrass. Rehabilitation is the most important phase of control and reclamation of land infested with cogongrass or other non-native invasive plants. Kugon is a tall, perennial grass used in thatching. Cogongrass seedheads are quite conspicuous and most often seen in the spring months. Photo Credit: Mark Mauldin. The graders inadvertently break rhizomes as they go along and the fragments are “planted” in the re-deposited soil. Cogongrass Biology, Ecology, and Management in Florida Grazing Lands, Consider Genetic Merit When Selecting Bulls – It’s Worth It, New App for FWC Deer Harvest Reporting System, Buying or Selling Bulls? The nutrients in wheatgrass aid the body in getting rid of impurities and … Currently, the most effective herbicides used to control growth are glyphosate and imazapyr. Imperata cylindrica is the most morphologically variable species in … Why is cogon grass invasive? Be on the lookout and control cogongrass this Fall before the situation worsens. Cogongrass has a unique combination of characteristics that make field identification possible. Cogon grass paper-making requires soda ash to break down the fibers. koenigii. Family Poaceae . A pest in 73 countries, and considered to be one of the "Top 10 Worst Weeds in the World", cogon grass affects pine productivity and survival, wildlife habitat, recreation, native plants, fire behavior, site management costs and more. Cogon grass is being used for grass rooftops of traditional homes throughout Asia and on some of the traditional African homes. Glyphosate, imazapyr, and com… Cogon grass is a C4 grass found mainly in tropical and subtropical areas with 75 to 500 cm of annual rainfall (Bryson, 1999). Cogon grass is globally known as a pest and one of the top ten worst weeds in the world. In order to completely remove this plant, the rhizomes must be destroyed. Include an 80/20 NIS (Non-ionic surfactant) at 0.25% to 0.5% v/v (10-20 mL of NIS per gallon of spray solution). is a rhizomatous perennial grass that has infested ~200 million hectares of land in Asia and 500 million hectares worldwide [15]. Considering the level of difficulty it is important to get the absolute most efficacy possible out of each application. Cogon grass is also nutritionally very poor, only 7% crude protein. [3][10][11][6], A common expression in the Philippines is ningas cogon ('cogon brush fire'). Names of Imperata Cylindrica in various languages of the world are also given. Reply. 2008. Optimizing the timing of applications is a key first step. Cogon Grass can be used as a replacement fuel for this type of generator. The leaves are woven to make mats, bags and raincoats. Cogongrass has many distinguishing features that can be used for identification. Eugene August 11, 2019 - 7:19 pm. Even in the native countries, this plant becomes an invasive plant. Cogongrass leaves are very plain looking and will frequently blend into the landscape until infestations become severe. 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. [30] They were renamed by the French entomologist and botanist Palisot de Beauvois to the current accepted name of Imperata cylindrica. Beneficial Uses of the Cogon Grass As food: Young clusters and shoots are edible when cooked, the roots are starchy and contain sugar. The root bark is febrifuge, restorative and tonic. Seems we can at least redeem a little use from the weed. Large, heavy equipment is necessary to break the rhizome mat. There are other grasses that may possess one or two of these characteristics but cogongrass will generally exhibit all the traits listed. 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. It is also planted and sold as an ornamental; I. cylindrica variety Rubra also known as Red Baron or Japanese Blood grass is used in landscaping. Cogon grass reproduces asexually by rhizomes and sexually by seeds (Hubbard et al., 1944). Deep plowing may be effective in the removal of cogongrass if the plow reaches up to 6 i… The upper surface is hairy near the base of the plant while the underside is usually hairless. It is planted extensively for ground cover and soil stabilization near beach areas and other areas subject to erosion. Wunderlin, R. P., and B. F. Hansen. [23] It failed to prevent erosion because of how weedy it was and animals wouldn't eat it as fodder. Synonyms Imperata cylindrica 'Red Baron' Imperata 'Red Baron' . A decoction of the root is used as an anthelmintic and also to treat digestive disorders such as indigestion, diarrhoea and dysentery. Cogongrass is by no means a new issue in Northwest Florida, this highly aggressive, invasive species has been causing problems in pastures, pine plantations, rights-of way, and about everywhere else you can think of for many years. Photo Credit: Mark Mauldin, Figure 2. [2], It grows from 0.6 to 3 m (2 to 10 feet) tall. Additionally, since. Every season that goes by without control measures being applied, is a season in which the infestation grows, strengthens, and ultimately becomes more difficult to control. [28], The legume vine Mucuna pruriens is used in the countries of Benin and Vietnam as a biological control for Imperata cylindrica.[29]. After a fire, cogongrass will recolonize the area using their rhizome network which was unaffected by the fire. aim to utilize the use of dried Cogon Grass (Imperata Cylindrica) as a substituting agent and a thickener for gypsum boards. [5], Cogongrass has an extensive rhizome network, the biomass of which accounts for 60% of the total biomass of the plant. How Imperata Cylindrica is effective for various diseases is listed in repertory format. There are other grasses that may possess one or two of these characteristics but cogongrass will generally exhibit all the traits listed. It affects the lives of vegetation Life Cycle: Perennial Recommended Propagation Strategy: Seed Country Or Region Of Origin: Africa, Europe, Asia Dimensions: Height: 2 ft. 0 in. Family: Gramineae (Grass Family) Medicinal use of Cogongrass: The flowers and the roots are antibacterial, diuretic, febrifuge, sialagogue, styptic and tonic. Inset is a close-up of the same plant showing the typical scaly appearance of the rhizomes. It is a figure of speech for procrastination, specifically people who show a fervent interest in a new project but lose interest quickly, in reference to the propensity of cogongrass to catch fire and burn out quickly. Photo Credit: Mark Mauldin. Cogon grass (Imperata cylindrica) is an invasive, non-native grass which occurs in Florida and several other southeastern states. It grows on wet lands, dry lands, areas of high salinity, organic soils, clay soils, and sandy soils of pH from 4.0 to 7.5. The seedheads are cottony white and quite airy/fluffy. Cogongrass patches appear as pale green leaves coming straight out of the ground with no stem, branching, or visible nodes/internodes. Young inflorescences and shoots may be eaten cooked, and the roots contain starch and sugars and are therefore easy to chew. [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. Photo Credit: https://www.forestryimages.org/. Cogon grass [Imperata cylindrica (L.) Beauv.] Biogas generator from biomass. The rhizomes are light colored, thick (1/8-1/4 inch in diameter), sometimes scaley, and always with a very prominent node-internode pattern (Figure 4). Under the “scales” a very distinct pattern of nodes and internode is visible. Extensive rhizome growth on a young cogongrass plant. Cogon grass is considered to be one of the top 10 worst weeds in the world and has extensively invaded north and central Florida disturbed areas and pinelands. Once established it often forms dense monocultures. It is used for thatching the roofs of traditional homes throughout south-east Asia. Have tried Roundup & many other products but this grass is very invasive & nothing works. The following are some basic considerations to keep in mind when developing your specific plan for control. Other uses include paper-making, thatching and weaving into mats and bags. Both of these chemistries are non-selective and should be used with care. 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. Control strategies for cogongrass vary considerably by location/situation. Herb: Cogongrass. As building material: Roof thatches, Fuel for cooking (bundled). (2000). [8][9] Cogongrass depends on regular fires to spread and maintain ecological dominance. Photo Credit: Mark Mauldin. 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. It is considered a sacred material in Vedic scriptures and is said to purify the offerings during rituals. You can build your own biogas generator. The grass also can grow on sand and clay, and consumers of it are few. Uses, Benefits, Cures, Side Effects, Nutrients in Imperata Cylindrica. Cogongrass is VERY difficult to control. Imperata cylindrica (commonly known as cogongrass /koʊˈɡoʊn/ or kunai grass /ˈkuːnaɪ/)[1][2]) is a species of perennial rhizomatous grass native to tropical and subtropical Asia, Micronesia, Melanesia, Australia, Africa, and southern Europe. Noteworthy Characteristics. David The Good March 27, 2018 - 4:26 pm. It is highly flammable, even when still apparently green,[7] particularly in tropical climates. Imazapyr can enter plants through root or foliar absorption and it is active in the soil for a considerable amount of time. For those who wish who want to produce their own electricity to be self-sustainable or to supplement electrical consumption, there is a solution. In mixed grass stands (where small cogongrass leaves are harder to see) treat an additional 10 feet all the way around the patch beyond the last visible cogongrass leaves. Just because cogongrass is not new doesn’t mean we can forget about it. Reply. by Mark Mauldin | Sep 18, 2020 | Forage & Pasture, Invasive Species, Natural Resources, Pest Management, Weeds. Cogongrass is used as a soil binder (to prevent soil erosion), animal feed, and herbal medicine. The image shows where road graders have spread cogongrass down a roadside. [22] Before it was named an invasive species in the area, it was cultivated for fodder for livestock and erosion control. The chemicals it releases as well as the dense mat of vegetation that usually accompanies a cogongrass invasion gives it an advantage over indigenous plants.[20]. 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