back to top . Take your regional native plant list with you when you buy the mix. This project will expand current cogongrass and invasive species education, detection, and eradication efforts. Summary of Invasiveness Top of page. States Counties Points List Species Info. This species is wide-spread in Florida, Alabama and Mississippi and is starting to spread in Georgia, South Carolina and Tennessee. The most recognizable feature of cogongrass is the fluffy white seed heads that are produced in the spring (March-June) immediately following grass “green-up”. Therefore, diligence and persistence are essential to remove/treat re-infested areas before this grass regains a foothold. 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. Leaves have off-center, whitish midribs and finely serrated margins. This weed species suppresses and eliminates natural vegetation which reduces tree and plant regeneration, wildlife habitat, forage and ecological diversity. It is tolerant of drought and high salinity. Least Wanted: Cogon Grass, Plant Conservation Alliance's Alien Plant Working Group; WageningenUR.nl: "From Imperata cylindrica Grasslands to productive Agroforestry" — … Cogon grass reproduces asexually by rhizomes and sexually by seeds (Hubbard et al., 1944). I. cylindrica is a serious weed not only in crops but also in natural areas, causing serious economic and environmental damage. Cogon grass is capable of invading a variety of sites, as it grows in full sunlight to partial shade and dry to wet soils. However, cogongrass will eventually begin to re-infest, regardless of control. Cogongrass now contaminates 1.25 million acres in the southeastern United States. The term "invasive", is used for the most aggressive species. The Georgia Forestry Commission has begun its 12. th. This fungus infects trees through buds, leaf scars and other openings in the wood. Center for Invasive Species and Ecosystem Health. The grass spreads through both rhizomes and seed production. Imperata cylindrica, Grass Genera of the World; USDA Plants Profile for Imperata cylindrica — invasive species. This species is Introduced in the United States. Provides comprehensive information on cogongrass in Georgia along with links to other southeastern state efforts on cogongrass. Login to download data. Cogongrass eradication in Georgia began in the 1990’s. How do I report a sighting of these species? You can choose from several ways to report sightings of an invasive species here >> How can I learn more? Center for Invasive Species and Ecosystem Health. This invasive exotic can displace native plants and animals as well as threaten the safety of people and their structures. Cogongrass (Imperata cylindrica) is an aggressive invader of natural and disturbed areas throughout the Southeast. Georgia Department of Natural Resources Georgia Department of Agriculture Georgia Department of Transportation Georgia Exotic Pest Plant Council Georgia Forestry Association Tall Timbers Research Center Jones Ecological Center Georgia Power Company The Nature Conservancy Georgia Soil & Water Conservation Commission Georgia Wildlife Federation The National Wild Turkey Federation … Butternut canker is caused by the fungus Sirococcus clavigignenti-juglandacearum and has caused the death of up to 80% of butternut trees in some states. 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. There have been 21 new detections confirmed from January 1, 2018 through March 20, 2018, bringing the statewide cumulative total to 1185 cogongrass spots. Check the ingredients of seed mixes to make sure invasive plants are not included. Lessons learned from these other states can help prevent spread in Georgia. cogongrass Imperata cylindrica (L.) Beauv. Georgia County Road Crew Training Resources. This figure is nearly half the 35 detections Excerpted from University of Florida, IFAS Extension, Circular 1529, Invasive Species Management Plans for Florida, 2008 by Cogongrass, Imperata cylindrica (L.), is considered the 7th worst weed in the world and has taken over the vast ecosystems in southern Alabama and Missisippi as well as Florida.The number of known sites is now over 250 in 29 Georgia counties. Imperata cylindrica is the most morphologically variable species in … Some invasive plants were introduced because they were contaminants in wildflower and grass seed mixes. 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