Land Plants - invasive

Japanese Knotweed (Fallopia japonica) on Aug 26, 2021

Submitter does not have a specimen
EDRR Status: Local expert notified

Description of specimen

There are several instances of Japanese knotweed along Chapin Way, but now I'm seeing it in the ditch that eventually runs into the river. So far it's staying on the upper side of Chapin, but it will soon make its way down towards the Willamette.