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Western Waterhemlock in the Pacific Northwest




Product Details
PNW 109
Pub. Date: 2013

Online Only

View it now (PDF) >

Western waterhemlock (Cicuta douglasii) is the most poisonous plant in North America. This publication provides identifiers to assist in avoiding the toxic plant, including ways to distinguish it from other species that look similar. Also included are descriptions of control and preventive measures.

Authors: Dale K. Whaley, Gary L. Piper, Robert Parker, Dwight Peabody

University of Idaho Extension

 

Physical Address:
E. J. Iddings Agricultural Science Laboratory, Room 10
606 S Rayburn St

Mailing Address:
875 Perimeter Drive MS 2332
Moscow, ID 83844-2332

Phone: 208-885-7982

Fax: 208-885-9046

Email: calspubs@uidaho.edu

Location

Barbara Petty

Email: extdir@uidaho.edu