Blackfoot Valley Dispatch - The Blackfoot Valley's News Source Since 1980

By Karen Laitala
Powell County Weed District 

Two Poisonous Plants You May Encounter This Summer

 

August 7, 2019

Scott Duggan - Oregon State University Extension Service

Poison Hemlock stem features purple spots.

I have received several calls about plants that have either just shown up, or have increased in density and distribution with the additional precipitation we have received in many parts of Powell County this summer.

Two such plants are poison hemlock and Western waterhemlock. Ingestion of either by humans or livestock can result in illness or death.

Poison hemlock, the most toxic of the two, w...



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