Abstract: The field experiments of different seeding dates of waxy corn variety “ZhengheinuoNo1”were done at Kaifeng Henan in 2005. Comparison by different breeding time during the fresh-ear harvest fresh times, plant height, output of fresh ear, the trait and quality of fresh-ear The result showed that the appropriate direct seeding time in the open field for the variety “ZhengheinuoNo1”planted in Henan area is April 20~July 9. The results gave some scientific basis for the popularizing of this variety in a larger scale of Henan Province.