Early Detection and Control Stops Purple Starthistle Spread in Idaho

Early Detection and Control Stops Purple Starthistle Spread in Idaho

Purple starthistle (Centaurea calcitrapa) is established in at least 14 states in the U.S., but recently expanded its range to Twin Falls County, Idaho. A quick response from the land owner, field inspector, county weed coordinator, and Idaho State Department of Agriculture is stopping the weed in its tracks. 

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