Posted 4/24/2014 15:25 (#3834095 - in reply to #3834070) Subject: RE: How long sprouting but not emerged corn can live in water and mud?
NC Iowa
About 4 days completely submerged, could be even less if temperatures are greater than 70f. 3-5 days after it drys check for crusting that may cause a bigger problem if the corn hasn't emerged yet.