Land Plants - invasive

Knotweed (unknown species) (Fallopia sp.) on Aug 28, 2012

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

Description of specimen

One clump, now flowering.

Commentary

None

Remedy

Knotweed Shrub Complex: Identification, Biology, and Management, Oregon Extension Service

Location

On the Trask River just upstream from 2390 Nielsen Road. On the side of the river opposite the road.

Expert Reviewer

Mr. Vern Holm
Director, Oregon Vegetation Management Association

© 2024 Portland State University | Contact us for questions regarding site content