Latest Planting Dates for Various Corn Hybrids

The maps are designed to provide some guidance for selecting corn hybrids based on their growing degree day requirement and climatological data for Pennsylvania.
Latest Planting Dates for Various Corn Hybrids - Articles

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Latest planting date for a corn hybrid with a requirement of 1800 growing degree days and a 25 percent risk of fall frost before crop maturity.
Latest planting date for a corn hybrid with a requirement of 2000 growing degree days and a 25 percent risk of fall frost before crop maturity.
Latest planting date for a corn hybrid with a requirement of 2200 growing degree days and a 25 percent risk of fall frost before crop maturity.
Latest planting date for a corn hybrid with a requirement of 2400 growing degree days and a 25 percent risk of fall frost before crop maturity.
Latest planting date for a corn hybrid with a requirement of 2600 growing degree days and a 25 percent risk of fall frost before crop maturity.
Latest planting date for a corn hybrid with a requirement of 2800 growing degree days and a 25 percent risk of fall frost before crop maturity.