If it spurts milky juice, it is at the peak of ripeness. Many varieties produce 2 ears per plant. The top ear usually ripens a day or two ahead of the lower one. Use immediately or refrigerate extra corn following harvest. Freeze or can excess as soon as possible.
Suckers are common on many sweet corn varieties.
They do not take strength away from the main stalk and should be left in place. Corn requires a moderate amount of fertilization. Iowa State University , Ames, Iowa. This information subject to a usage policy .