English

USDA plant hardiness zone map

"Issued January 1990."--Map sheet verso · Text on verso by Henry M. Cathey · "This map supersedes U.S. Department of Agriculture Miscellaneous Publication 814, "Plant Hardiness Zone Map," which was revised in 1965."--Map sheet verso · Insets: Aleutian Islands -- [Hawaiian Islands] · "Issued January 1990."--Map sheet verso

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