water primrose

water primrose

References in periodicals archive ?
An invasive South American creeping water primrose is wreaking havoc at a Eugene park that the city and other government agencies have spent $9 million trying to turn into a showcase of native-species ecological restoration.
The banned plants are Water Fern, Parrot s Feather, Floating Pennywort, Australian Swamp Stone-crop (New Zealand Pygmyweed), and Water Primrose.
The potential for biological control of water primrose (Ludwigia grandiflora) by the water primrose flea beetle (Lysathia ludoviciana) in the southeastern United States.
WATER PRIMROSE (Ludwigia Grandiflora) The species, sold as a pond plant, can spread rapidly, strangling native species.
The harmless-sounding water primrose, the floating pennywort and parrot's feather are pond plants which have spread into the environment, clogging up water habitats.
The study also investigated the impact of five species, the Asian long-horned beetle, carpet sea squirt, water primrose, grey squirrel and coypu, an aquatic rodent.
Be careful not to buy any non-native invasive aquatic species such as New Zealand Pigmy Weed, Floating Pennywort, Water Fern and Creeping Water Primrose.
Floating pennywort can grow at a rate of 20cm a day in the wild and water primrose can double in size every 15 to 20 days Gardeners can often unwittingly exacerbate the problem by disposing of unwanted pond plants without composting them properly.
Minister Gormley's scorched earth policy will apply to the creeping water primrose, as well as the curly leaved pondweed.
The agency fears the country's waterways could be hit by invading species, such as African clawed toads and South American water primrose, which spread disease to native wildlife and clog up rivers and streams causing flooding.
The Agency said the country's waterways could be hit by invading species, such as African clawed toads and South American water primrose, which spread disease to native wildlife and clog up rivers and streams causing flooding.
Problem species include the South American water primrose, parrot's feather, New Zealand pygmy weed, floating pennywort and water fern.