Water-primrose (Ludwigia species) is a group of very similar non-native plants, L. grandifolia, L. peploides and L. hexapetala, that are invasive in wetland ecosystems.

The other threat is water-primrose.It’s an aquatic plant native to the southeastern United States and was first used in ornamental landscapes. Now, they have spread to wetlands, establishing ...

Crews will begin combating an invasive water plant at Minto-Brown Island Park's Oxbow Slough starting Monday. Visitors to Minto-Brown are advised to stay out of the slough during treatment times ...

Uruguayan water primrose, also called Ludwigia, forms dense mats in slow-moving backwater channels, ... An invasive plant seen in the water at Minto Brown Island Park in Salem.

Crews will begin combating an invasive water plant at Minto-Brown Island Park's Oxbow Slough starting Monday. Visitors to Minto-Brown are advised to stay out of the slough during treatment times ...

Floating water primrose was found in the habitat of Sylvan Water, the largest of four natural ponds at Green-Wood. Photo courtesy of Green Wood Cemetery Green-Wood Cemetery has received a $20,000 ...

Salem – The Oregon State Weed Board (OSWB) awarded $54,486 to the North Santiam Watershed Council for an aquatic invasive treatment and survey project at their February 20-21, 2020 board […] ...

Q: Today I spoke with two lovely ladies at the Oro Valley Farmers market. I asked about this flower that grows wild in my yard. When I first saw it I thought it was a form of dandelion, but it has ...

THE Welsh Assembly Government has joined its English and Scottish counterparts to warn people of the dangers of exotic water plants. THE Welsh Assembly Government has joined its English and ...