The toxic plant that killed Socrates thousands of years ago is becoming more prevalent in the Midwest. Poison hemlock is an invasive biennial plant that has tall, smooth stems with fern-like leaves and clustered small white flowers. It can grow up to 8 feet tall.
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Olivia Cohen is with The Cedar Rapids Gazette. This story is a product of the Mississippi River Basin Ag & Water Desk, an independent reporting network based at the University of Missouri in partnership with Report for America, with major funding from the Walton Family Foundation.





