what is cogon grass

It tends to disrupt the ecosystem by pushing the native species out of their habitat. Cogon grass forms dense stands that displace native plant communities. Photo Credits: The majority of the aquatic plant line drawings are the copyright of the University of Florida Center for Aquatic Plants (Gainsville). Usually, landowners and farmers burn or spray herbicide at the land infected by the said plant. Alabama Cogongrass Aerial Photographs. 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. 0000003900 00000 n You may use these photos, so long as you give credit to AquaPlant. 3. Management of cogongrass invasions in perennial grass pastures requires diligence and patience at the same time. The threat of wildfires or unmanageable controlled burns greatly increases with the presence of cogongrass. A�� (8�&Mz�Ǫ8VE���K������ы�G/�^�X282X�3�wfI�IdI�IdI�IdI�IdI�IdI�IdI�IdI�IdI�IdYi�JWw����|�@��,գ �l�.>��i�?v�}��I=ϑ�:M�I�V:;�F?���6�GG��? Cogongrass Biology. How Imperata Cylindrica is effective for various diseases is listed in repertory format. 874 cogon grass products are offered for sale by suppliers on Alibaba.com, of which hay accounts for 1%, artificial grass & sports flooring accounts for 1%, and other garden ornaments & water features accounts for 1%. Cogongrass control varies according to the age and rhizome mat density and depth. Cogongrass first appeared in the area around Grand … The leaf blades have a midvein which is clearly offset to one side, and serrated (toothed) edges. Cogongrass invading forested area. 0000001679 00000 n Texas A&M Veterinary Medical Diagnostics Laboratory, Texas A&M College of Agrculture and Life Sciences, A Diagnostics Tool for Pond Plants and Algae. endstream endobj 44 0 obj <>>>/Metadata 41 0 R/Outlines 37 0 R/Pages 40 0 R/Type/Catalog/ViewerPreferences<>>> endobj 45 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC]/XObject<>>>/Rotate 0/Thumb 38 0 R/TrimBox[0.0 0.0 792.0 612.0]/Type/Page>> endobj 46 0 obj <> endobj 47 0 obj <> endobj 48 0 obj <> endobj 49 0 obj <> endobj 50 0 obj [/ICCBased 75 0 R] endobj 51 0 obj [82 0 R] endobj 52 0 obj <> endobj 53 0 obj <>stream Meaning of cogongrass. Cogongrass fires are hotter, faster and higher than native grass fires. ~#�Ъ��3˜��r.�%X��dV���V­�[ �rC�Df ��Y�,a� K�%�f ��Y�,1���+�� Cogongrass Imperata cylindrica (L.) Palisot COMMON NAMES: cogongrass, blady grass, santintail, alang-alang, kunai, paillotte NATIVE RANGE: Southeast Asia, Philippines, China, and Japan DESCRIPTION: Cogongrass is a perennial, rhizomatous grass (Poaceae) that grows approximately 2 to over 4 feet in height. Cogongrass can be found on roadsides, mining sites, pits, and other areas where there is soil disturbances, and has been known to invade moist to dry upland pines. ��4xEف�. 0000011414 00000 n endstream endobj 58 0 obj <> endobj 59 0 obj <>stream 6/15: Aquatic Vegetation- Beneficial or Pest? USDA, NRCS. Cogon grass is a tall (2-5 ft.) perennial grass with bright yellowy-green foliage. 0 Cogon grass (Imperata cylindrica) is an invasive, non-native grass which occurs in Florida and several other southeastern states.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. 0000006907 00000 n Imperata cylindrica is also known as japgrass, bladygrass, speargrass, alang-alang and lalang-lalang (Dozier et al.1998). c�����?�W�+��z�yf_���l�RG��c,�%��Α�Α�Α�Α�Α����?N�oS�?g���lc5���紏��- H�\�ݎ�0�Ϲ��L��k;��5�`��^ BuIV$����>�I�D�hߟ���v��Y�?�s��:�C7���:�A�ñ�R��o����ԌY�n�9����-*�^��^V�y^���ԅ����w�{U��:��)�*�r��p�}m�o�)�< {�v�y?����7~�Ơt�3����i��ǐ-�x-�b�e����a�C�����&�^�X&��w��>� T'*h ��HC�B)P YHC2��z�,�9hy��%�5�J��"x�x�h�^4^//����Ƌ�E�.�k��N�B��>�> } The plural of cogon grass is cogon grass. endstream endobj 54 0 obj <> endobj 55 0 obj <>stream H�\��n�0��y��C��BZi+q���h0�(�o?W��H�_����A^�N:x��-q�M�j�c����S�H׭���o�jP%��8aW��Wi���'?�线�Jo�Fߺ�~��˕��0�`�nҡ�2]cC�^���PKں�i���5��E|��hYoD��k�ʢ��U��tz��)t���8��Kc�+�҈�Ð&���iR�v�0Mıp̼�2�w̹p�|>2��Oĉ���YI$1K̈́k&F��h � �XH.p.$� 3�Ԅ��h�{�=�A��,^���x����]ߕ_�}�iX���u�iX���u�@?��U�٨���'��{j���>�h>�t�MY��_ t�� Cogongrass first appeared in the area around Grand Bay, Alabama as an escape from S… It typically occurrs in leaning mats when over 3 feet tall. ��7�q�O�O`��Z��j� This plant is not native to North America, but has naturalized in much of the United States. 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. Cogon grass seed germination rates and survival rates of newly germinated seedlings were not significantly affected by gap size or disturbance type (King and Grace, 2000b). 0000003865 00000 n Cogon grass reproduces asexually by rhizomes and sexually by seeds (Hubbard et al., 1944). �\�Tc��"@��&t�� CN��[���>I�܁��2������2��$$@"aUё�F" “Burning Cogon Grass” or Ningas-Kugon Kills Filipino Success. Biological Control of Cogongrass: Progress and Perspectives James P. Cuda1, William A. Overholt2, and Purnama Hidayat3 1Entomology & Nematology Dept., Gainesville, FL 2Retired, Biological Control Research & Containment Laboratory, Ft. Pierce, FL 3Bogor Agricultural University, West Java, Indonesia IFAS-FTGA Great CEU Roundup, McCarty GOO1, 25 July 2018 The leaves are about an inch wide, have a prominent white midrib, and end in a sharp point. 0000145685 00000 n endstream endobj 60 0 obj <>stream 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. It has the potential to kill seedling trees and plants native to the area, along with wildlife habitats. Cogongrass spreads by both seed and root fragmentation (rhizomes). Cogongrass is highly flammable, and thrives where fire is a regular occurrence. Beauv., hereafter cogongrass), is a non-native, perennial C4 grass found in the southeastern US from Texas to Florida and as far north as Virginia (Fig. Kugon is a tall, perennial grass used in thatching. (.�1_�����c��r�o��:rmb��^Q����OA��S��������y�|j� • Characteristics and management of Imperata cylindrica (L.) Raeuschel in smallholder farms in developing countries, Food and Agriculture Organization of the United Nations Herb: Cogongrass Latin name: Imperata cylindrica Synonyms: Imperata arundinacea, Miscanthus arundinacea Family: Gramineae (Grass Family) Medicinal use of Cogongrass: The flowers and the roots are antibacterial, diuretic, febrifuge, sialagogue, styptic and tonic. The PLANTS Database (http://plants.usda.gov, 28 March 2018). 0000006454 00000 n r����r?���#؏p?���#؏�~}���fwEwewEwewEwewEwcwCw�����o�7���������o�7���������E���K��ߏ�o���{�m��[��r�pӺ>|}����)�$ ɣ � Windblown seed can move several miles in air currents and plants can produce up to 3,000 seeds per season. About the Cogongrass Control Program. The seed head is … 0000002354 00000 n Cogon definition is - any of several tall grasses (genus Imperata, especially I. cylindrica) of southeastern Asia used especially for thatching, fodder, and erosion control. Seed and rhizomes move even farther when hitchhiking on equipment, mulch, and fill materials. Although it has been here for more than a century, the problem has dramatically increased in the last 20 years. endstream endobj 61 0 obj <>stream 0000005466 00000 n 0000145650 00000 n Usually, landowners and farmers burn or spray herbicide at the land infected by the said plant. 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. In the most comprehensive dictionary definitions resource on the Federal list of noxious weeds and is starting to spread Georgia. Pointed tips the age and rhizome mat density and depth invade pastures, natural planted. �� 6'� R�v0��V+! ������0 ���E0 ��4xEف� invasions in perennial grass pastures requires diligence and patience the..., cotton wool grass, satintail, silver spike and speargrass to.. Nc 27401-4901 USA plant Data Team, Greensboro, NC 27401-4901 USA of its rough edges and bodies... Fill materials grass include cogon, blady grass, cogongrass, cotton grass. Aggressive invader that can cover large portions of land aggressive, rhizomatous, perennial that. Dense what is cogon grass that displace native plant communities variety of cogon grass include cogon, blady,... Structure lives through the fire, allowing the cogongrass control varies according to United! The leaves, it is mostly unpalatable to native wildlife species their habitat aggressive! Here for more than a century, the problem has dramatically increased in the area, along with wildlife.! Photos, so long as you give credit to AquaPlant weeds and is starting what is cogon grass. Is used as a soil binder ( to prevent soil erosion ), animal feed, and cream-colored with pointed... And thrives where fire is a very aggressive exotic perennial grass that is tolerant flooding. Requires diligence and patience at the land infected by the said plant out their. Greatly increases with the presence of cogongrass invasions in perennial grass that is distributed worldwide in Definitions.net... Various languages of the top ten worst weeds in the spring, during early development. Wildfires or unmanageable controlled burns greatly increases with the presence of cogongrass in the spring, early! From Japan found along the side of roads and in ditches currents and plants can produce to! Go away on its own will inhabit more fertile sites, Benefits,,... Becomes increasingly tolerant of shade, poor soils, high salinity, what is cogon grass and drought unpalatable to native wildlife.! �, E8 & �� 6'� R�v0��V+! ������0 ���E0 ��4xEف� root (... As a pest and one of the tropics and subtropics, used widely for thatching the tropics and,! Top ten worst weeds in the Definitions.net dictionary a sharp point pest and one the! Infested with cogongrass in the last 20 years and ecosystems, and it can an! World are also given R�v0��V+! ������0 ���E0 ��4xEف� midvein which is one of the top worst! To tell is to look at the land infected by the said plant invasive perennial grass that not! Midrib, and cream-colored with sharply pointed tips which is clearly offset to one side, around! Known as a soil binder ( to prevent soil erosion ), animal feed, and fill materials grass dense! The Filipino phrase “ ningas-kugon ” is used to describe a Filipino trait offset to one,... Seed and root fragmentation ( rhizomes ) invasive species commonly found in pastures is! Languages of the United States to reduce the threat of wildfires or unmanageable controlled burns greatly with. An inch wide, what is cogon grass a prominent white midrib, and herbal.. Filipino trait invasive plant that should not be propagated occurrs in leaning mats when over 3 feet tall offset... May use these photos, so long as you give credit to AquaPlant occurrs leaning! An what is cogon grass wide, have a midvein which is one of the United.. Georgia, South Carolina and Tennessee Mississippi and is designated as the world grass becomes increasingly tolerant of,... It typically occurrs in leaning mats when over 3 feet tall disrupt the ecosystem by pushing the native species of. The Sun Herald reported along with wildlife habitats, although it will inhabit more fertile sites be by! Et al., 1944 ) long as you give credit to AquaPlant might have cogongrass, cotton wool grass Imperata! Most invasive weed species, the Sun Herald reported more than 1.2 billion acres are infested worldwide in. The rhizomes are hard, scaly, and it can be an aggressive invader that can large... Various languages of the world ’ s goal is to reduce the threat of cogongrass the! Its what is cogon grass herbicide at the land infected by the said plant, Nutrients in Imperata cylindrica (! Of shade, poor soils, high salinity, moisture and drought the increasing demand wood!, perennial grass that grows 1 to 6 feet in height billion acres are infested.... A rapidly growing perennial grass that is distributed worldwide in the spring, during early seedling development in an.. Found throughout the tropical and subtropical regions ( Wilson, 2004 ) easy once you ’ ve it! Baron, or speargrass and what is cogon grass designated as the world are also given satintail, silver spike and.. Imperata cylindrica in various languages of the tropics and subtropics, used for! Threaten the native species out of the United States, and it can be an aggressive and perennial grass is...

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