Land Plants - invasive

Japanese Knotweed (Fallopia japonica) on Jun 14, 2024

Submitter does not have a specimen
EDRR Status: Population assessed

Description of specimen

Tall stands of knotweed appear to be well established along the bank of the Molalla River in this area.

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

Large stands of Japanese Knotweed was observed along the river bank at Wagon Wheel Park.

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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