2012 Plant Hardiness Zone Map

The  USDA Plant Hardiness Zone Map, the standard by which gardeners and growers can determine which plants are most likely to thrive at a specific geographical location, has been updated for 2012.   The map is based on the average annual minimum winter temperature, divided into 10-degree F zones.

Below is the USDA map — click on it to make it a bit larger.  Here’s the full interactive map.