St. Johnsbury, Vermont Hardiness Zones

According to the 2023 USDA Hardiness Zone Map St. Johnsbury, Vermont is in Zones 4b (-25°F to -20°F). This is a change from the 2012 USDA Hardiness Zone Map which has St. Johnsbury in Zones 4a (-30°F to -25°F) and 4b (-25°F to -20°F).

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2024 plantmaps.com