Land Plants - invasive

Japanese Knotweed (Fallopia japonica) on Aug 21, 2020

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

Description of specimen

It is mostly surrounded by blackberries, so I don’t know which one will win that fight. 🤣

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

Justice of the driveway going in to the farm where I board my horse. This is the edge of the woods between the road and Clearwater Park.

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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