Land Plants - invasive

Japanese Knotweed (Fallopia japonica) on May 20, 2023

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

Description of specimen

I could be wrong, but it looks like Japanese Knotweed growing on the cliffside

Commentary

None

Remedy

Oregon State University's Solve Pest Problems page has some great information about how to get rid of knotweeds Solve Pest Problems

This is a tricky weed to manage. Consider reaching out to your local Soil & Water Conservation District for technical advice.

Location

(45.4393888, -122.6437105)

By one of the stone benches by the river. Hr is a group of three trees in the water that have been toppers off.

Expert Reviewer

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

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