Source: John Hart, FARM PROGRESS, 8/21/19


Dr. Ron Heiniger encourages farmers to manage row spacing and plant population to account for higher temperatures as corn develops. “I want you to remember 86 degrees Fahrenheit. That’s the stage where corn stops its development. It slows down it’s rate of growth. 95 degrees Fahrenheit is the point at which corn goes backwards. It’s taking more energy to respire and push water through that plant to keep it cool than the plant is fixing in photosynthesis,” said the North Carolina State University Extension corn specialist at the Blacklands Farm Managers Tour in Fairfield, N.C.

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