USDA Plant Hardiness Zones - US Forest Service
The map is based on the average annual minimum winter temperature, divided into 10-degree Fahrenheit zones. 2012 USDA Plant Hardiness Zone Map, courtesy USDA Agricultural Research Service. The map is available as an interactive GIS-based map, for which a broadband Internet connection is recommended, and as static images for those with slower ...
DA: 47 PA: 44 MOZ Rank: 8