Water Hyacinth comes from tropical South America, where it grows in rivers and lakes in the Amazon basin. Now the plant has grown out of control causing havoc in South African water systems and killing marine plants. to reduce nutrients (e.g. Water hyacinth, any aquatic plant of the genus Eichhornia of the pickerelweed family (Pontederiaceae), consisting of about five species, native primarily to tropical America. 2010. No one's sure how the South American water hyacinth invaded Africa's Lake Victoria but there's little doubt as to the damages it has caused. Water hyacinth (Eichhornia crassipes), an aquatic plant native to South America, first appeared in countries in Africa in the early 1900s. Removing Water hyacinth from a Cape town stream. It was brought to South Africa as a decorative water plant because of its beautiful flowers. Water Hyacinth is a floating perennial plant that is native to the Amazon and has spread to much of the southern united states. Water Hyacinth Crisis on Hartebeespoort Harties Dam. disease-carrying mosquitoes can breed amongst Estuaries 26(3):746-758. The alternative supply of biogas from the water hyacinth could replace the unsustainable use of firewood for cooking, which is a particular problem in Sub-Saharan Africa. Small amounts of Water Hyacinth can be removed What makes you most hopeful for the future? baskets and paper, fodder for livestock, compost, and to remove excess Some species float in shallow water; others are rooted in muddy stream banks and lakeshores. The plant has since spread across the country and is found in water bodies in both sub-tropical and temperate areas. Water hyacinth is a floating, flowering plant, native to South America. After its introduction to Africa and Asia, the water hyacinth mass-developed in many bodies of water and became a major obstacle to navigation and fishing. Water hyacinth mats clog waterways, making boating, fishing and almost all other water activities impossible. It can be found between 38°N and 38°S and is referred to as a noxious weed in more than 50 countries on five continents (). Ogwang: "...by integrating use of biocontrol agents in pest management, Planet Earth will remain a healthier environment with a relatively intact biodiversity for generations present and future...". Spread has been especially rapid during the last 10-15 years with exceedingly serious problems developing in the equatorial zone. It prefers warmer climates and has board, thick, and glossy leaves that are 10-20 cm across. By Jacques Breytenbach. In 1974, a shorter life span weevil, the chevroned water hyacinth weevil (Neochetina bruchi) was released. In North Africa water hyacinth causes serious … Water hyacinth is native to South America, but has naturalized much of the Southern U.S. In the 1990s, the world reportedly spent US$3 billion a year just to control the weed, for the most part with little or no success. Site and Date of Introduction: The Water Hyacinth was introduced from its native home in South America to various countries by well-meaning people as an ornamental plant; to the US in the 1880's. Water hyacinth was introduced in South Africa as an ornamental plant. According to the University of Florida, water hyacinth was introduced from South America into the US in 1884. by hand or by specially designed harvesting machines. Here, water hyacinth will be artificially grown in tanks and used to produce biogas for cooking and fertiliser to grow flowers. Range Water hyacinth is native to the upper Amazon River basin in South America, but its distribution is now widespread around tropical and subtropical regions of the world. It is a weed problem in many countries, especially in Egypt and East, West and South Africa. Water Hyacinth comes from tropical South Water Hyacinth is the world’s worst invasive America, where it grows in rivers and lakes in the Amazon basin. AN Egyptian-funded initiative to remove water hyacinth on lakes Victoria and Kyoga is to be expanded to Rwanda and Burundi. the plants. Now, let us take a look at a pair of ten-year-old girls who live in two separate countries and circumstances in Africa. Later, an even shorter life-span hyacinth eater — the Argentine water hyacinth moth (Sameodes albiguttalis) with a lifespan of only 30 days — was established. It is a problem in the early part of the Southern U.S and also. 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