Land Plants - invasive

Japanese Knotweed (Fallopia japonica) on Jun 8, 2019

Submitter has sample
EDRR Status: Local expert notified

Description of specimen

I think there were three plants.

Commentary

None

Remedy

Identify and manage knotweeds in the Pacific Northwest

Location

The plants are outside of the fence of the Road maintenance yard on Barlow trail. Also there is one in my backyard that I have pulled out but keeps sprouting up.

Expert Reviewer

Samuel Leininger
Clackamas Soil and Water Conservation District
4-County Cooperative Weed Management Area
Columbia Gorge Cooperative Weed Management Area

© 2024 Portland State University | Contact us for questions regarding site content