Land Plants - invasive

Japanese Knotweed (Fallopia japonica) on Apr 19, 2016

Submitter has sample
EDRR Status: Local expert notified

Description of specimen

Hollow stalks with flat green leaves, flowers in summer

Commentary

None

Remedy

Identify and manage knotweeds in the Pacific Northwest

Location

I've been trying to control Japanese knotweed in my backyard but it's sprouting and spreading too fast. I would like some advice please. 2340 19th St, Florence

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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