Harkers Island, North Carolina Hardiness Zones

According to the 2023 USDA Hardiness Zone Map Harkers Island, North Carolina is in Zones 9a (20°F to 25°F). This is a change from the 2012 USDA Hardiness Zone Map which has Harkers Island in Zones 8a (10°F to 15°F).

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2024 plantmaps.com