Brad Haire A peanut crop will fully mature with approximately 2,500 aGDDs. Tracking the number of aGDDs accumulated by a specific field effectively track its maturity. University of Florida | May 10, 2021 Suggested Event Jun 15, 2021 to Jun 17, 2021 This year’s peanut seeds may have just gone into the ground, but it’s never too early to take steps to maximize your crop’s yield and grade. Making sure peanuts are harvested at optimum maturity is one of the crucial steps. To take this step you must effectively track the crops maturity. While days after planting (DAP) is commonly used to quantify peanut maturity, it is not the most accurate unit of measure available, so DAP should not be the sole criteria used to determine harvest date.