Saint Johnswort Biology, Impact and Management

Saint Johnswort Biology, Impact and Management

St. Johnswort, also known as Klamath weed or goatweed, was introduced to the United States as an ornamental and medicinal plan. This taprooted perennial now occurs in all but 2 states and is a challenge to land managers. Read more about the impacts, identification, and management using various methods. 

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