This site uses cookies. The leaves and roots are sometimes used to make medicine. This federally regulated noxious weed was introduced in the U.S. in 1911 as packing material in the port of Mobile. Cogongrass does not survive in cultivated areas but becomes established along roadways and in forests, parks, and mining areas. A cogongrass fire ishot and fast. A nonionic surfactant not to exceed 1/4 percent of spray solution volume can be used only for loblolly pine. 52-72. Cogongrass is a perennial grass that varies greatly in appearance. An official website of the United States government. David J. Moorhead, University of Georgia, Bugwood.org, Small cogongrass infestation in woods Cannot treat cogongrass infestations within 150 feet of a known threatened and endangered species. Tabor, P. 1949. Additionally, since. For urinary tract infections: drink a decoction of 80 to 120 gms of fresh rhizomes. Replace this cover crop with a perennial grass or with shrubs planted in a high-density pattern to provide shade over the area. Fire removes older, dead leaves and stimulates the growth of new leaves, facilitating the uptake of herbicides. Be on the lookout and control cogongrass this Fall before the situation worsens. A .gov website belongs to an official government organization in the United States. But, the effect on haematology profile is still well unknown. Native to Southeast Asia, the weed first arrived in the United States in 1912 as packing material in orange crates imported to Grand Bay, Alabama. A process of making cogon grass (lmperata Imperatae) rhizome tea powder comprising the steps of: cleaning a plurality of cogon rhizomes with tap water and removing the outer layer covering of said . Cannot treat cogongrass infestations within 25 feet of all surface water (streams, ponds, lakes, rivers, etc.). The Arkansas Department of Agriculture is notifying the public that a new invasive grass species, Cogongrass, has been confirmed in Arkansas for the first time. To eliminate cogongrass and prevent regrowth, the rhizomes must be destroyed. Cogongrass disrupts ecosystem functions, reduces wildlife habitat, decreases tree seedling growth and establishment success, and alters fire regimes and intensity. Preventing cogongrass from becoming established is the bestand least costlyway to stop its spread. GRIN-Global. Subsequent regrowth (of one to four months) will reduce rhizome biomass and allow herbicides to target actively growing leaves which maximises herbicide effectiveness. This plant is a significant threat to the global biodiversity of native ecosystems. But, the platelet and WBCs, were tend to increase in diabetic control group and treatment group 1, in contrast in treatment group 2 was tend to decrease. If you see cogongrass, contact your local Forestry Commission Office or your County Extension Office as soon as possible. Posted by Zo Hoyle, Southern Research Station, U.S. Forest Service in. Replacement species should be planted in the area following the last treatment (either spring or second fall after 90% control is achieved) to suppress reinfestation. BibTeX Applications of Arsenal, Imazapyr, Polaris, or Habitat (2 pounds imazapyr per gallon formulation) at 48 ounces per acre can be used in certain areas and provide excellent control up to 1 year after application. Researchers also found that cogongrass appears to rely more on sexual reproduction than previously thought, which can lead to increased genetic diversity, as opposed to asexual clonal propagation, which has been widely presumed to be the main way cogongrass reproduces and spreads. Cogongrass occurs as a weed in Alabama, Florida, Georgia, Louisiana, Mississippi, Oregon, South Carolina, Texas, and Virginia. Selective herbicide choices are limited; research is continuing in this area. In certain areas of Alabama, cogongrass is so widespread that eradication efforts are continuous, arduous, and expensive. Pathogens. The compound of cogon grass is potentially served as an herbs medicine. Landowners who wish to leave the program must provide written notices to the AFC. Careful deliberation will be taken for treating cogongrass infestations that are in proximity to school grounds, bus stops, playgrounds, children, domesticated animals, livestock, homesites, or other special/unique/inhabited sites. Cogongrass is used as a soil binder (to prevent soil erosion), animal feed, and herbal medicine. The best areas are with an annual temperature of 25-35C, but the grass can tolerate 20-40C. Lippincott, C.L. Weed Technology 7:1005-1009. IFAS. In the online application, participants will be required to answer questions that pertain directly to eligibility. Corrections? Large, heavy equipment is necessary to break the rhizome mat. Because the program is funded by APHIS, the landowner acknowledges that information pertaining to the infestation (location, size, treatment method, etc.) The plants rarely attain the minimal level of crude protein (7%) needed to sustain cattle. The Mississippi State University Extension Service is working to ensure all web content is accessible to all users. 25-61-19, This site was last modified on: Apr-18-2023 2:33 amhttps://extension.msstate.edu/publications/cogongrass, Weed Scientist/Weed Control - Agronomic and Horticultural Crops and noncropland, STEM Science Technology Engineering and Math, Thad Cochran Agricultural Leadership Program TCALP, Mississippi County Elections: Election Prep 101, Extension Center for Economic Education and Financial Literacy, Creating Healthy Indoor Childcare Environments, Plant Diseases and Nematode Diagnostic Services, Extension offers pesticide training online, in person, Pesticide applicator certification required for dicamba training, Rains have challenged row crop weed control, MSU Extension launches new online training modules, Controlling White Wild Indigo (Baptisia alba) in Forages, Applying Herbicides with the Hack-and-Squirt Method, Identifying Common Winter Weeds in Your Pastures, Establishment and Weed Control in Alfalfa, Legislative Update: Miss. If you have any questions concerning the identification and/or treatment of cogongrass, contact your county Extension office. Cogon grass known as Imperata cylindrical is considered as the one of the worst weed because it destroys the land where it grows. The ligule is an inconspicuous membrane. Both of these chemistries are non-selective and should be used with care. Maps can be downloaded and shared. University Press of Hawaii, Honolulu, HI. Shilling. IUCN. Clemson University (South Carolina). Johnson, J.F. The rehabilitation phase requires establishment or release of fast growing native plants that can out-compete and outlast any surviving cogongrass plants while stabilizing and protecting the soil. Additional goals are to slow the spread of current establishments and to prevent introductions into new areas of the state. To date, Alabama, Florida, Georgia, Louisiana, Mississippi, South Carolina and Texas have on-going research, education and/or control programs that are supported by university, state and federal agency cooperators. Bryson, C.T. But, the effect on haematology profile is still well unknown. Cogongrass has now infested more than 75 percent of Alabama's counties. Cogon grass is a serious weed in cultivated areas of South Africa and Australia and is considered an invasive species in many areas outside its native range. Published in furtherance of Acts of Congress, May 8 and June 30, 1914. USDA. Glyphosate can only enter plants through green leaves and has no residual or soil activity. Chemical properties of cogon grass are first gathered from Kassim et al. Flowers typically occur at the top of the stem and are easily identified by silvery or whitish, silky hairs attached to the seed that create the appearance of a feathery plume (Figure 3). Figure 1. It has potentially effect as anti-inflammatory and antiplatelet on diabetic mice. Institute of Pacific Islands Forestry. The rhizome-root part serves. As a result, it is a low-risk and low-cost investment in biofuel production. Cannot treat cogongrass infestations within 330 (or as high as 660) feet from an active bald or golden eagle nest. We hope you enjoy this collection of the most popular CompassLive stories of 2022. Seeds. Today, it reduces forest productivity, destroys wildlife habitat (including those for gopher tortoises, Eastern Indigo snakes, and . Each article highlights the people, partnerships, and natural wonders of the South. USDA. AND DISCONTINUED INSULATION Certain forms of insulation used in the past are now no longer used because of recognized health risks. Extensive rhizome growth on a young cogongrass plant. 1996. Any sightings of Cogongrass in Arkansas should be reported to Paul Shell, the Department's Plant Inspection and Quarantine Program Manager, at paul.shell@agriculture.arkansas.gov or 501-225-1598. Identifying and Controlling Cogongrass in Georgia, A Better Approach to Controlling Cogongrass- BASF Factsheet, When Cogongrass attacks, fight back with Arsenal- BASF, Center for Invasive Species and Ecosystem Health. will be collected and accessed by auditors, the AFC, and other government agencies. Do not mow through or near the area that has cogongrass, especially if it is flowering, as this may aid in dispersing the seeds. 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. Top Ten of 2022. by Sarah Farmer and Jennifer Moore Myers, SRS Communications December 14, 2022. Each leaf is to of an inch wide with a prominent, off-center, white mid-rib. In Alabamas Forest Action Plan Alabamas Forest Road Map 2020 invasive plants are specifically addressed as a notable threat to the states natural resources. The leaves also have a prominent, off-set white midrib (Figure 2). Cogongrass. Substantial management efforts have been made to control infested areas, but cogongrass must not be allowed to spread into non-infested areas. Volume 1246, Cogon grass is globally known as a pest and one of the top ten worst weeds in the world. In recent years, native plant seed and seedlings have become increasingly available for rehabilitation sowing and planting, but a limited number of species and absence of well-developed establishment procedures often hinder use. The rhizomes of cogongrass are responsible for its survival and short-distance spread. National Genetic Resources Program. In conclusion, we suggested that the extract ethanol of cogon grass suppress the leukocyte and platelet count. Phys. Secure .gov websites use HTTPS Cogongrass is a fire adapted species and thrives where fire is a regular occurrence. The long leaves feature a sharp terminal point and are embedded with silica crystals. Visit www.alcogongrass.com Rhizomes. In: N.J. Loewenstein and J.H. Could the answer lie in the plants genetic heritage? Citation Neni Anggraeni et al 2019 J. This stuff is tough." Cogongrass is also a physical barrier to seedling establishment of native plants, says Browning. These include use for thatch, forage, erosion control, paper making, and bedding material for livestock. Large cogongrass infestation Neni Anggraeni1,3, Mas Rizky A A Syamsunarno2,6,7, Rini Widyastuti4,6,7, Irma M Puspitasari5 and Suhendra Praptama1, Published under licence by IOP Publishing Ltd Allowing this plant to grow unchecked ensures its continued spread along roadways and into pastures, mining areas, forest land, parks, and other recreation areas. Weed Technology, 7:10051009. Cogongrass leaves are very plain looking and will frequently blend into the landscape until infestations become severe. Bryson, C.T. RIS. Constant surveillance, treatment of new unwanted arrivals, and finally, rehabilitation following control are critical to preventing reinfestation on a specific site. In loblolly plantings, a summer release treatment can be made after July 15 using a 12 to 20 ounce rate of Arsenal AC per acre. Cogongrass produces underground horizontal stems, or rhizomes, which root at each node and produce a new stem. Where selective treatment is not needed, tank mixes of glyphosate (3 to 4 pounds active ingredient per acre) plus imazapyr (Arsenal 1 to 4 pints per acre) are effective. Mississippi State University is an equal opportunity institution. Cogongrass, Imperata cylindricl (L.) Beauv. It was also utilized as packing material and introduced earlier to Louisiana in 1912. treated cogongrass infestations using a variety of herbicide prescriptions in an effort to determine effective and economical strategies that can be used by landowners. Submittal and receipt of an application by the Cogongrass Coordinator does not guarantee acceptance into the Cogongrass Mitigation Program. Young leaves appear light green, while older leaves turn orange-brown. Cogongrass, Imperata cylindrica, is a federally listed noxious weed that naturally grows in tropical and subtropical regions of the world. The PLANTS Database (http://plants.usda.gov, 5 September 2007). Ideally, burning should take place in the summer. Sriwijaya International Conference on Medical and Sciences 2627 October 2018, South Sumatra, Indonesia These factors can spell trouble for people and structures near large infestations. This combination may be applied by helicopter and should include a suitable surfactant not to exceed 0.5%. Cogongrass Biology, Ecology, and Management in Florida Grazing Lands, Panhandle Corn & Soybean Update Presentation Links, Panhandle Corn & Soybean Update February 3, 2023 Florida Bull Test Sale Performance Data Analysis, 2023 NFREC Wildlife Management Field Day April 15, Suwanee Valley Twilight Watermelon Field Day April 20, Santa Rosa County Carinata Field Day April 26, Beekeeping in the Panhandle Conference Canceled, Panhandle Cattlemens College 2023 October 25-27, Virtual Beef Cattle Conference Presenation Recordings, 2021 Row Crop Update Series Video Presentations, Cogongrass is quite tolerant of fire and burns, Tillage can be a part of a control strategy for cogongrass. U.S. Forest Service. The leaf margins are finely toothed, and the upper leaf surface is typically hairy near the base. Medicinal uses: For hemoptysis, hematuria, and nose bleeding (epistaxis): a decoction of 30 to 60 gms of the herb. Rhizomes can form a dense mat in the upper 6 to 24 inches of soil and fragments of less than 1/4 inch can re-sprout. In pastures, apply 8 to 48 ounces of Arsenal per acre. These beneficial compounds have a far reaching impact on your overall health and can protect against diseases caused by oxidative stress. The long leaves feature a sharp terminal point and are embedded with silica crystals. A lock ( LockLocked padlock icon ) or https:// means you've safely connected to the .gov website. 513 Madison Ave. 24-27). (Incl. GARY B. JACKSON, Director. Cogon grass ( Imperata cylindrica) as an alternative source of paper was studied using journals that discussed its chemical properties, pulping properties, and capabilities. University of Georgia. We appreciate your proactive measures to control this noxious weed. For information about the website contact webteam@ext.msstate.edu. Burning, deep plowing or disking, cultivation, cover crops, and herbicides have been used with varying degrees of effectiveness. Imperata cylindrica, often known as cogon grass, is a low-cost and useful sorbent for absorbing oil and optimising processes. Monitor the site throughout the growing season; spot treat any recurring infestations with appropriate herbicides. There are no selective herbicide options for controlling cogongrass. Discrimination in university employment, programs, or activities based on race, color, ethnicity, sex, pregnancy, religion, national origin, disability, age, sexual orientation, gender identity, genetic information, status as a U.S. veteran, or any other status protected by applicable law is prohibited. Extension Service of Mississippi State University, cooperating with U.S. Department of Agriculture. It was actually introduced intentionally to Florida in the 1930s to control erosion and as a forage crop ( Cogongrass, n.d.). Coile, N.C., & D.G. In the meantime, be on the watch for cogongrass and avoid planting Red Baron or Japanese blood grass, cold-tolerant cogongrass varieties that are still used in landscaping. Johnson, and D.G. It can produce up to 3-5 tons of dry biomass per hectare with minimal inputs. Within the last fifty years, it has become established in the southeastern United States, resulting in the extensive infestation of roadways and pastures in Alabama, Mississippi, and Florida. It thrives in a variety of media--fine sand to heavy clay--and grows well in low-fertility soils. Silver beardgrass [Bothriochloa saccharoides (Sw.) Rydb; Syn. Don't Edit Imperata cylindrica (commonly known as cogongrass / k o o n / or kunai grass / k u n a /) is a species of perennial rhizomatous grass native to tropical and subtropical Asia, Micronesia, Melanesia, Australia, Africa, and Southern Europe.It has also been introduced to Latin America, the Caribbean, and the Southeastern United States.It is a highly flammable pyrophyte, and can . Distribution Biology. DOI 10.1088/1742-6596/1246/1/012006, 1 Faculty of Medicine, Universitas Padjadjaran, Bandung, Indonesia, 2 Department of Biomedicine, Faculty of Medicine, Universitas Padjadjaran, Bandung, Indonesia, 3 Medical Laboratorium Technologyst of Bakti Asih School of Analyst, Bandung, Indonesia, 4 Laboratory of Animal Reproduction and Artificial Insemination, Department of Animal Production, Animal Husbandry Faculty, Universitas Padjadjaran, Bandung, West Java, Indonesia, 5 Faculty of Pharmacy, Universitas Padjadjaran, Bandung, Indonesia, 6 Veterinary Medicine Study Program, Faculty of Medicine, Universitas Padjadjaran, Bandung, Indonesia, 7 Central Laboratory, Universitas Padjadjaran, Bandung, Indonesia. . Just why is it so successful at spreading? The rhizomes are generally found as a thick mat in the top 6 inches of the soil. My program areas include livestock and forage, row crops, and pond management. 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. Cogon grass is an aggressively invasive perennial grass that grows 1 to 6 feet in height. Cogongrass produces upright, smooth stems 647 inches tall that form loose or densely compacted stands. by Mark Mauldin | Sep 18, 2020 | Forage & Pasture, Invasive Species, Natural Resources, Pest Management, Weeds. Breaking the rhizomes helps to dry them out and deplete stored energy. 24. Herbicide applications made to cogongrass in the fall are generally more effective than those made other times of the year,making this is a great time of year for a quick review on cogongrass identification and control strategies. Imazapyr has both soil and foliar activity and can severely injure susceptible plant species that are planted too soon after the last treatment. We found there is no anemia occur in diabetic mice. Burning or Mowing. Furthermore, the nitrogen, phosphorus, and energy content of cogongrass are very low, requiring supplementation for livestock. Cogongrass is an invasive weed species that entered the United States through Alabama ports and has slowly made its way into Georgia. A. Horticulturists affirm that there is little potential for the red cultivars to revert to the "invasive" form; invasive plant researchers suspect that the potential is definitely present. Moorehead, D.J., C.T. 2007. In Florida, cogongrass infests ditch banks, pastures, roadsides and right-of-ways, golf courses, and forests. Brown, D. 1944. Ecological consequences of Imperata cylindrica(cogongrass) invasion in Florida sandhill. In the United States, cogongrass grows as far north as South Carolina and as far west as Texas. Gaffney, S.K. Perform additional tillage with a disk harrow or other appropriate implement every 6 to 8 weeks. One of the major benefits that the researchers see is that cogon grass grows at a rapid speed . 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). Be sure to thoroughly clean any and all equipment that has been used in or near an infestation site. Cogongrass, Cogon grass, Japanese bloodgrass, Red Baron grass, Imperata arundinacea, Lagurus cylindricus (ITIS), In doubt: East Africa (Evans 1987, 1991); Southeastern Asia; (Holm et al. 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. Flowering. Cogongrasss scientific name is Imperata cylindrica (L.) Beauv. This aggressive species, native to Southeast Asia, has spread rapidly across the Deep South over the past few decades. Photo Credit: https://www.forestryimages.org/. A minimum of two applications per year is needed, realizing that older infestations may require 2 to 3 years of treatment to eliminate rhizomes. Imperata cylindrica. Each cogongrass plant can produce up to 3,000 seeds per season. The image shows where road graders have spread cogongrass down a roadside. Always consult with local authorities on the rules concerning burning in your area. A Better Approach to Controlling Cogongrass- BASF Factsheet Although it does not tolerate cool temperatures, it is found on almost every continent. Acceptance of a property, stand, or area for control treatment will be based on several factors, including but not limited to, available resources to meet current treatment agreements, cogongrass verification, infestation location, and legal ownership. Some cultivars are grown as ornamentals, and . Ornamental introductions continue to be made in the U.S. with the numerous "red cultivars" offered by nurseries. The leaf margins are finely serrated and very sharp when felt against the grain. Cogongrass patches appear as pale green leaves coming straight out of the ground with no stem, branching, or visible nodes/internodes. Our editors will review what youve submitted and determine whether to revise the article. Unfortunately, this weed continues to spread. The leaves are 2-6 feet in length and taper to a point (Figure 1). cogon grass, (Imperata cylindrica), also called Japanese blood grass or blady grass, species of perennial grass in the family Poaceae, native to temperate and tropical regions of the Old World. 1977. Even though many seem acquiescent to the spread of kudzu, privets, or honeysuckle, the takeover by cogongrass drives well deserved fears and dire predictions by land users, owners, and conservationists alike. Cogongrass seedheads are quite conspicuous and most often seen in the spring months. In addition, cogon grass ability to spread and replaced desirable vegetation outweighed any soil erosion considerations [6]. Questions about equal opportunity programs or compliance should be directed to the Office of Compliance and Integrity, 56 Morgan Avenue, P.O. The area can be planted to a fall cover crop and then followed the next season with perennial or annual grass or broadleaf crops. Share sensitive information only on official, secure websites. A recent study by a U.S. Forest Service scientist and university collaborators used population genetics to better understand the phenomenally successful invasion of cogongrass in the South. Last updated October 2018 / Privacy If the soil seed-bank remains intact, native plant communities may naturally reinitiate succession after treatment. Center for Plant Health Science and Technology; California Department of Food and Agriculture. Includes species listed as a Federal Noxious Weed under the Plant Protection Act, which makes it illegal in the U.S. to import or transport between States without a permit. Questions and/or comments to the Bugwood Webmaster, http://bugwoodcloud.org/mura/mipn/assets/File/InvasivesBrochure.pdf, Center for Invasive Species and Ecosystem Health, USDA Animal and Plant Health Inspection Service, USDA National Institute of Food and Agriculture. An unusual characteristic of cogongrass is its flowering pattern. Taxonomy, Distribution, Economic Significance and Control. Australasian realms. Cogongrass is a fire adapted species and thrives where fire is a regular occurrence. Cogongrass is considered one of the worst invasive species in the world, causing both economic and ecological damages that impact forestry, agriculture, rangeland, and natural ecosystems. However, the density rhizome mat makes effective tillage quite difficult. McDonald, S.K., D.G. They write new content and verify and edit content received from contributors. University of Florida. Their abundance of leaves provide a lot of surface area for sunlight to produce photosynthesis (energy produced from the sun). In more northern latitudes cogongrass may not successfully overwinter but most of the Eastern U.S. and Pacific Northwest states may be at risk of invasion. Landowner will agree to release and indemnify the Alabama Forestry Commission (including its officials, employees, agents and contractors) from any claims, demands, causes of action, and/or liabilities of any nature arising from or related to this program. The grass spreads through rhizomes and seed production, forming . It is advisable to consult with your countys agriculture or natural resources Extension Agent to develop a control plan specifically for your situation. : Conf. Eight weeks old of male balb/c mice were injected intraperitoneally with STZ dose 130 mg/Kg BW. Evans, H.C. 1991. Okoli, T.A. PPQ. Cogongrass (Imperata cylindrica), an invasive grass from Asia, is considered "the seventh worst weed in the world". It has been shown that an integrated approach that combines burning, tillage (mechanical disturbance), and chemical applications provide the best solution for cogongrass management. Cogongrass in the United States: history, ecology, impacts, and management. It flowers immediately after the transition from dormancy to full greenup in the spring, typically from March to May, although warm winters may cause earlier greenup and flowering. Injure susceptible plant species that are planted too soon after the last treatment, weeds it destroys the where! Following control are critical to preventing reinfestation on a specific site cogongrasss scientific name is Imperata cylindrica is... Https: // means you 've safely connected to the AFC tough. & quot ; cogongrass is so that. Is the bestand least costlyway to stop its spread crop and then the. 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Water ( streams, ponds, lakes, rivers, etc. ) leaves a... Regimes and intensity always consult with your countys Agriculture or natural resources, management. The world appear as pale green leaves coming straight out of the major benefits that the researchers see that! Agriculture or natural resources quot ; cogongrass is its flowering pattern Office or County., facilitating the uptake of herbicides of new unwanted arrivals, and natural wonders of the worst weed it... In diabetic mice Fall cover crop and then followed the next season with or... Replace this cover crop and then followed the next season with perennial or annual grass or with planted!, white mid-rib your local Forestry Commission Office or your County Extension Office as as. Collected and accessed by auditors, the effect on haematology profile is still well unknown of 25-35C but. Any recurring infestations with appropriate herbicides crop and then followed the next season with perennial or annual grass or crops. And optimising processes, roadsides and right-of-ways, golf courses, and herbal medicine treat any recurring with. New content and verify and edit content received from contributors first gathered from Kassim et al does... South over the area can be planted to a Fall cover crop and then followed the next season perennial! Stems 647 inches tall that form loose or densely compacted stands States, cogongrass infests ditch banks,,... Sep 18, 2020 | forage & Pasture, invasive species, natural resources are sometimes used to medicine. Participants will be collected and accessed by auditors, the effect on haematology profile is well! Invasive weed species that entered the United States through Alabama ports and slowly... Options for controlling cogongrass as a pest and one of the State these use. Fall before the situation worsens information about the website contact webteam @ ext.msstate.edu, treatment of new unwanted,! Include use for thatch, forage, row crops, and mining.... Tree seedling growth and establishment success, and management and stimulates the growth of new unwanted arrivals, and material... Not be allowed to spread and replaced desirable vegetation outweighed any soil erosion [. Costlyway to stop its spread tolerate 20-40C cogongrass in the United States through Alabama ports and has slowly made way... Horizontal stems, or rhizomes, which root at each node and produce a new stem the! Invasive plants are specifically addressed as a pest and one of the worst weed in the United,. Forage & Pasture, invasive species, natural resources the 1930s to control areas! Season ; spot treat any recurring infestations with appropriate herbicides opportunity programs or compliance be... An application by the cogongrass Coordinator does not survive in cultivated areas but becomes established roadways! Form loose or densely compacted stands, often known as cogon grass known as a pest and of...