Beast of a weed creeping across Midwest from south
Published 10/26/2013, Associated Press
Palmer amaranth can shoot up as high as 7 feet, and just one plant can produce up to a million seeds. Herbicide is increasingly futile against it, and the weed's thick stems and deep roots make it hard work to clear by hand. It can slash yields and profits when it gets out of control.Word count: 760
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