Land Plants - invasive

Knotweed (unknown species) (Fallopia sp.) on Jun 9, 2009

Submitter does not have a specimen
EDRR Status: Population assessed

Description of specimen

Typical knotweed growth form. Infestation approximately 6-10' wide and 30' long.

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

North side of Beltline immediately west of the infestation reported at 0.5 mi. from the Beltline/River Road interchange. Appears to also be in the highway right-of-way.

Expert Reviewer

Tania Siemens
WISE Program Coordinator (Watershed and Invasive Species Education)
Oregon Sea Grant Extension
Oregon State University
tania.siemens@oregonstate.edu
541-914-0701

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