The Cold Hardy Palm: How Winter Hardiness Works

We have compiled this report on the cold hardy palm from both our experiences and those of others around the country. Our hardiness classifications are probably a bit conservative, but be wary of wild claims of palm hardiness beyond these zones. Even a Zone 7 palm will survive a winter in Zone 5 if the temperatures don’t drop below Zone 7 temperatures (0 degrees F).

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The Cold Hardy Palm: How Winter Hardiness Works