GDU Calculator

CornField

Growing Degree Unit (GDU) Calculator

(1) Enter postal code for field location. (2) Move the green slider to set plant date. Results show total GDUs and Year-To-Year Comparisons change by date. (3) Move the brown sliders to set daily, weekly, monthly, or annual accumulations. (4) Click on any graph line for number estimates. (5) Click on any graph bar for daily details.

See Disclaimer

Pioneer Weather Information Disclaimer

This information is calculated using weather data provided by Corteva Agriscience. Corteva makes no representations or warranties as to the accuracy or completeness of this data.

    Enter a start date

    *

    CRM value must be between 70 and 135

    Graph Layers

    V4-V7

    Silking

    Black Layer

    Custom GDU Layer

    Total GDUs Since 01/01

    To Date

    0

    Normal

    0

    Versus Normal

    0

    Forecast (+14 Days)

    0

    Legend

      Accumulated GDUs
      Degree Units
      Individual GDUs
      Degree Units

      Year-to-Year Comparisons From to

      Season Total GDUs GDUs from Normal
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      My Local Pioneer Team

      Our unmatched team of local professionals live and work in your community. They’re ready to help you select high-yielding products and provide year-round service and expertise. Have questions? Ask your local Pioneer sales representative today.

      Our unmatched team of local professionals live and work in your community. They’re ready to help you select high-yielding products and provide year-round service and expertise. Have questions? Ask your local Pioneer sales representative today.