Land Plants - invasive

Poison Hemlock (Conium maculatum) on May 5, 2026

Submitter does not have a specimen

Description of specimen

Poison Hemlock with purple splotching on stem in wetland area.

Commentary

None

Resources

OSU Extension: How to Manage Poison Hemlock

Location

Poison Hemlock at base of a tree right next to the gravel path (near Miner Way entrance) in recently made wetland area created by THPRD in Raleigh Park.

Expert Reviewer

Avatar of Reviewer

Jacob Rose
Institute for Natural Resources

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