Land Plants - invasive

Tansy Ragwort (Senecio jacobaea) on Aug 13, 2026

Description of specimen

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

See above details provided. Please jump on this violation. In full bloom and ready to go to seed. It will pollute the area, including the Graham Oaks Nature Preserve immediately upwind from this violation.

Thank you in advance for helping us and the Nature Preserve.

Commentary

None

Remedy

King County Tansy Ragwort Control Guide

Location

Blooming Tansies in ditch area adjacent to road on southwesterly side of road (near fence/ditch/driveway of upscale residence)

Expert Reviewer

Avatar of Reviewer

Samuel Leininger
Clackamas Soil and Water Conservation District
4-County Cooperative Weed Management Area
Columbia Gorge Cooperative Weed Management Area

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