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Climate Zones

 

Climate Zones

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Every year, the USDA publishes its Plant Hardiness Zone Map, which gardeners can use to determine which plants will thrive in their area based on climate zone. To access this interactive GIS-based map, click here.

The Pennsylvania Landscape & Nursery Association (PLNA) is the leading trade association representing Pennsylvania's $6.8 billion green industry. Its member landscape contractors, retail garden centers, wholesale nurseries and greenhouses produce outdoor living environments that improve economic value, air quality, water quality and human health.