VEGETABLES / CORN POPCORN 109 days, 5' stalk, 4 ears with dark-red kernels $4 Add To Basket Listed In: 1983, 1984, 1989, 1991, 1994, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2021, 2024, 2025 Iowa USDA Hardiness: 4b View Profile & Listings