USDA upgrades Plant Hardiness Zone Map
Has your zone changed?
See related article.
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SOURCE: USDA; Patterson Clark and Laris Karklis - The Washington Post.
Published January 25, 2011.
See related article.
Drag slider across images to see the changes.
SOURCE: USDA; Patterson Clark and Laris Karklis - The Washington Post.
Published January 25, 2011.
