Weather Watch/Don't Plant Too Early -- Areas with approaching last frost dates that are expecting very cold weather in the extended forecast (Apr 17-23).
Click around the map, it's interactive. The shaded areas represent an intersection between period of last frost potential and Climate Prediction Center below normal temperature probabilities for Apr 17-23, 2014.
Essentially, the shaded areas are locations that could experience very late last frost dates due to unusually cold air for this time of year, and growers are cautioned not to plant too early.
You can find this interactive weather map at Green Thumb Weather
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