USDA has revised the plant hardiness zone map

[Pamela]

For the first time since 1990 the USDA has revised the plant hardiness zone map to account for global warming.

http://www.knoxnews.com/news/2012/jan/25/new-map-for-what-to-plant-reflects-global/

This interactive map is very easy to use:

http://planthardiness.ars.usda.gov/PHZMWeb/

I thought this was an interesting bit of information that should be shared.