Oregon Department of Agriculture Confirms First Detection of Invasive Hydrilla verticillata in Jackson County
The Oregon Department of Agriculture (ODA) has confirmed the first-ever presence of Hydrilla verticillata, an invasive aquatic weed, in Oregon. The plant was discovered on private property in Jackson County in October. Hydrilla verticillata, often referred to as water thyme, is recognized as one of the most problematic invasive species globally. It forms dense mats of vegetation with long, slender branches and serrated leaves, which can obstruct waterways and displace native ecosystems. Troy Abercrombie, program manager for ODA's noxious weed control, described it as 'the worst invasive weed in the world' and noted its status as a federally listed noxious weed. The ODA considers this an early detection, as the plant is currently isolated to small ponds. In Oregon, it is classified as an A-rated invasive species, indicating it is not widespread and is a target for eradication using herbicides. The department is consulting with experts from Florida, a state that has invested hundreds of millions of dollars o...