The USDA's gardening zones shifted. This map shows you what's changed in vivid detail

Recently, the USDA updated its plant hardiness map for the first time in 11 years.

If you're a gardener — and everybody can be a gardener, even on a balcony or a stoop — this is a big deal!

The updated map opens up new possibilities for home gardeners, but there are limits. Let's explore how the map has changed and what this means for your garden.

Explore the project: https://apps.npr.org/plant-hardiness-garden-map/

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