Land Plants - invasive

Japanese Knotweed (Fallopia japonica) on Apr 19, 2020

Submitter has sample
EDRR Status: Local expert notified

Description of specimen

Tall tubes growing straight up.

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

Northwest corner of property coming from the neighbor’s property on west side of the fence. It’s coming in between our fence and corner deck.

Expert Reviewer

Mr. Mitch Bixby
City of Portland - Bureau of Environmental Services (BES)

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