Swaths of Michigan plant hardiness zones warmed 5 degrees in 10 years; see your city mlive.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from mlive.com Daily Mail and Mail on Sunday newspapers.
USDA updates "Plant Hardiness Zone Map" fox17.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from fox17.com Daily Mail and Mail on Sunday newspapers.