BioNET-EAFRINET Regional Coordinator: eafrinet@africaonline.co.ke, Introduced, naturalised or invasive in East Africa. IRRI/NRI (1996) have produced a guide to the management of I. cylindrica by smallholder farmers in South-East Asia and a volume on grassland rehabilitation using agroforestry and assisted natural regeneration has been produced by ICRAF (1999). further treatments may be needed to kill the rhizomatous root mat. Cogongrass The upper surface is hairy near the base of the plant while the underside is usually hairless. Life Cycles of Rice Field Weeds and their Management in Malaysia. In its ornamental form it poses little threat to native flora, but it can easily become invasive if given the right conditions (excessive shade, water, well-drained soil). For this year, it is a little too late, but is possible if we do not have a frost event. No cut-mouth issues so far. The unique two-person accommodations are inspired from traditional Filipino houses using cogon grass as roofing material (Sicogon is derived from the word Cogon, which refers to Imperata cylindrica plant). ICRAF (1999). Some components of an integrated management approach are introduced below. Leaves: Long blade-like leaves grow up in clumps from a central base. Imperata cylindrica may be confused with I. brasiliensis (Brazilian satintail). In cultivated ornamental versions, leaves are a deep red color. Imperata cylindrica is the most morphologically variable species in … grass that is distributed worldwide in the tropical and subtropical regions (Wilson, 2004). In colder climates, it flowers and seeds in early summer before dying off with the first frost. Imperata cylindrica has medicinal properties, can be used in construction and as a fibre and as an ornamental. Life Cycle: Perennial Recommended Propagation Strategy: Seed Country Or Region Of Origin: Africa, Europe, Asia Dimensions: Height: 2 ft. 0 in. and Uganda (Lyons and Miller 1999). Itoh K ed, 1991. And of course, where there is any cogon grass, there will soon be an infestation. Roots are up to 1.2 m deep, but 0.4 m is typical in sandy soil. cylindrica (L.) Beauv. Flowers: Flowers are silvery colored cylinders 2-8 inches long. 1977). Polembang, Indonesia: Indonesian Rubber Research Institute, and Chatham, UK: Natural Resources Institute. currently no approved biocontrol agents for Cogongrass in the US, although In this study, cogon grass was made as a material in paper making. Species profile: Imperata cylindrica. Yes, cogon grass should be eradicated. If you prefer a rustic-themed resort then I suggest you stay in Balay Kogon. Retrieved from https://www.fs.fed.us/invasivespecies/speciesprofiles/documents/cogon-grass.pdf View PDF, Texas Invasive Species Institute. In spring or summer, the plants produce fluffy white seed heads. several species of fungi are currently under investigation for possible future © Salt Lake County—All rights reserved | If prevention is no longer possible, it is best to treat the weed infestations when they are small to prevent them from establishing (early detection and rapid response). Cogon grass is a C 4 grass found mainly in tropical and subtropical areas with 75 to 500 cm of annual rainfall (Bryson, 1999). Imperata arundinacea Cirollo; Lagurus cylindricusL. use. Cogongrass is an aggressive invasive grass that threatens production forestry and the integrity of Southeastern ecosystems through competitive displacement of native species and altered nitrogen cycles and fire regimes. First, cogongrass infestations usually occur in circular patches. Effects of light, temperature, KNO3, and storage on germination of cogon grass. Deep plowing may be effective in the removal of cogongrass if the plow reaches up to 6 i… Several distinctive features aid in the identification of cogongrass. Cogongrass is a rapidly growing perennial grass that is tolerant of shade, poor soils, high salinity, moisture and drought. In order to completely remove this plant, the rhizomes must be destroyed. Cogongrass can easily choke out many native plant species if given the opportunity. Imperata cylindrica is a long-lived (perennial)  rhizomatous grass (spread by creeping stems - rhizomes). This hardy grass can grow from 2 feet to 10 feet tall, with leaves about 2 cm wide at the base, tapering off to sharp points. Impacts . (TPCS) composites containing cogon grass fiber (CGF) in the range of 1, 3, and 5 wt.%. As a seedling, Johnsongrass looks similar to corn, … Has a weak and shallow root system.Closeup of leaf bladePhoto: Bruce Ackley, The Ohio State University, Bugwood.orgNotice silvery stripe of reflective hairs downmiddle of the leaf surfacePhoto: Leslie J. Mehrhoff, University of Connecticut, Bugwood.org Bermuda grass is also the most common grass … I’ve found goat do indeed like cogon grass. In this study, it refers to the capability of cogon grass to be used as a material for paper making. Mechanical The seed head (Figure 3) is fluffy, white, and plume-like. The main vein is a lighter colour than the rest of the leaf and tends to be nearer to one side of the leaf. I. cylindrica has been nominated as among 100 of the "World's Worst" invaders by the IUCN Invasive Species Specialist Group and It is on the Federal Noxious Weeds List in the USA. There are It also spreads by rhizomes (root-like stems) which can be transported by tilling equipment and in soil transport. Johnsongrass Life Cycle Identifying Johnsongrass is the first step in controlling the weed. It is very tolerant of soil type and of wide variations in soil fertility, soil moisture and light conditions. Cogon Grass has also infested a large part of Alabama and portions of other southern states. and Eupatorium odoratum L. Weed Research Project R 2552, 1971-1973. leaf sheath with hairs (Photo: James H. Miller, USDA Forest Service, Bugwood.org), plant base and rhizomes (Photo: James H. Miller, USDA Forest Service, Bugwood.org), seed heads (whitish plumes) and flower heads (Photo: James H. Miller, USDA Forest Service, Bugwood.org), infestation (Photo: James H. Miller, USDA Forest Service, Bugwood.org), plants (Photo: Charles T. Bryson, USDA Agricultural Research Service, Bugwood.org), flowering (Photo: Nancy Loewenstein, Auburn University, Bugwood.org). They are produced during early to mid-June. Seeds: Cogongrass produces light, dandelion like seeds that attach to silvery tufts for wind dispersal. It is also thought to negatively impact upon biodiversity as it is an inferior forage grass. (eds) (1999). Ivens GW, 1975. Imperata Cylindrica - Poaceae Family - Perennial, Cogongrass: entire plant including root system, Estrada, J. [PDF file]. biodiversity. Whole Plant Traits: Plant Type: Ornamental Grasses and Sedges Weed Habit/Form: Clumping Erect Spreading Growth Rate: Rapid Maintenance: High; Cultural Conditions: Light: Usually occur in circular patches Research Institute, and plume-like the BioNET-EAFRINET UVIMA Project ( Taxonomy for in! … ambrosia beetles are wood-degrading insects which live in nutritional symbiosis with ambrosia fungi infested! Is Invasive in parts of Kenya and Tanzania ( A.B.R http: //www.gri.msstate.edu/ipams/species.php? CName=Cogongrass, Miller, J by. Africa each year ambrosia beetles are wood-degrading insects which live in nutritional with! 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