Giant Knotweed
Sept. 12, 2024
Giant knotweed identification and control: Fallopia sachalinensis or Polygonum sachalinense - King County, Washington Washington State Noxious Weed Control Board Giant Knotweed | Identification | Eradication | Ireland Giant knotweed identification and control: Fallopia sachalinensis or Polygonum sachalinense - King County, Washington Giant knotweed | Minnesota Department of Agriculture Giant Knotweed – Invasive Species Centre | Giant Knotweed