Farmers tackle new threat to island coffee trees

  • Courtesy of state Department of Agriculture

    The undersides of coffee leaves infected with infected coffee leaves feature powdery spore lesions that vary in color from yellow to orange.

  • Courtesy of state Department of Agriculture

    Coffee leaf rust forms irregular, pale-yellow spots on the upper surfaces of coffee tree leaves.

  • Courtesy of Benn Fitt

    New pruning techniques and a focus on soil health will mitigate the effects of coffee rust.

  • Courtesy of Benn Fitt

    A North Shore coffee grower alerted state authorities when he discovered a destructive fungus in his orchard last month.

KILAUEA — The most-destructive disease known to the coffee plant has arrived on Kaua‘i, putting local growers on high alert.

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