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Crop Degree-Day Maps

Choose a base temperature, a generic planting date (note: March 1, March 15, and April 1 only work for base 40° F while April 15, May 1, May 15, and May 30 are base 50° F only), and a time-frame. Click "Display Map" to see the relevant contour map of degree-day accumulation across Illinois.

Choose base temperature:
40° (Cold Weather Crops)



50° (Corn)
Choose planting date:
March 1
March 15
April 1

April 15
May 1
May 15
May 30
Choose time-frame:
Current Total
One-week Projection
Two-week Projection

Click:

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Send comments and suggestions to Bob Scott.
Last Modified: July 24, 2008