Submitter has sample
It is actually Japanese knotweed. We moved here 4 years ago, yard was neglected.
April 25, 2008, 5:46 a.m.
Identify and manage knotweeds in the Pacific Northwest
back yard of 9769 SE 37th Ave, Milwaukie
Tania Siemens WISE Program Coordinator (Watershed and Invasive Species Education)Oregon Sea Grant ExtensionOregon State Universitytania.firstname.lastname@example.org
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