Japanese Knotweed (Fallopia japonica) on Nov 20, 2021
Originally reported as Knotweed (unknown species) (Fallopia sp.)
Submitter does not have a specimen
EDRR Status: Local expert notified
Description of specimen
Empty lot full of italian arum and knotweed, and both populations seem to be healthy and spreading. Looks like a bad time. Its not my lot, I just happened to walk past it. :( Thank you!
Commentary
None
Expert Reviewer
Samuel Leininger
Clackamas Soil and Water Conservation District
4-County Cooperative Weed Management Area
Columbia Gorge Cooperative Weed Management Area