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Apr 8, 2024 
Daniel Wood, an NPR graphics reporter and passionate gardener, shares insights on the updated USDA Plant Hardiness Zone Map. He explains how a quarter of the U.S. has shifted zones, influencing gardening choices. The discussion highlights the significance of understanding these changes and adapting to climate-related challenges. Wood also emphasizes the importance of local expertise and resilience in plant selection for both seasoned and novice gardeners, encouraging them to experiment with diverse varieties.
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Hardiness Zone Map Explained
- The USDA Plant Hardiness Zone Map guides gardeners on plant choices based on average lowest winter temperatures.
- The map, updated in 2022, shows which plants can survive specific zones.
Zone Shifts and Climate Change
- A quarter of the country shifted to new zones, possibly due to climate change.
- Increased weather stations provide better data, although the exact cause isn't certain.
Jasmine in D.C.
- Daniel Wood associates the smell of jasmine with visits to his grandparents in Oakland.
- Jasmine, typically found in zones 8-9, might now grow in D.C. due to zone changes.