Submitter does not have a specimen
EDRR Status: Population assessed
Japanese Knotweed has begun appearing on my 5 acre property in Clackamas County.
See this site for tips on how to control knotweed:
* Controlling Knotweed in the Pacific Northwest
Want to join forces with your community to fight invasives? There are lots of people involved in this effort already! The links below can connect you with opportunities:
Western Invasives Network
Association of Conservation Districts
The Nature Conservancy of Oregon
This is a 5 acre lot that is largely undeveloped. Japanese Knotweed has begun to appear in a couple of areas.
Samuel Leininger Clackamas Soil and Water Conservation District4-County Cooperative Weed Management AreaColumbia Gorge Cooperative Weed Management AreaPacific Northwest Invasive Plants Council
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