Close A dissected wheat head at Feekes 7 with signs of freeze damage including the white coloring, papery to the touch and easily broken. Photo by Carrie Knott, director of the UK Research and Education Center. Time for Kentucky wheat growers to check for freeze damage By Katie Pratt 4 hrs ago A dissected wheat head at Feekes 7 with signs of freeze damage including the white coloring, papery to the touch and easily broken. Photo by Carrie Knott, director of the UK Research and Education Center. Kentucky wheat producers may want to check their fields in the next couple of days for signs of freeze damage. Â