Land Plants - invasive

Japanese Knotweed (Fallopia japonica) on Sep 28, 2016

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

Description of specimen

Knotweed. Large specimen. Just past flowering.


Hi, Elizabeth. Thanks for the report. We'll definitely put that point on map. We're mostly done adding patches for treatment, though: too much in Portland for one guy to manage!


Mitch Bixby
Oct. 4, 2016, 9:41 a.m.