| 2023-07-16 | Johnnycake grain |
| 2016-04-03 | Mayan food staple |
| 2014-11-17 | Indian corn |
| 2013-10-06 | Mesoamerican crop |
| 2013-01-18 | It's lighter than mustard |
| 2012-05-18 | Yellow shade |
| 2011-06-28 | Polenta grain |
| 2011-05-23 | Indian corn |
| 2009-11-14 | Hue similar to chrome lemon |
| 2009-07-15 | Original Thanksgiving fare |
| 2009-05-08 | It comes in ears |
| 2008-12-09 | Indian corn |
| 2008-09-05 | Pale yellow |
| 2005-06-22 | Yellow shade |
| 2003-12-28 | It's all ears |
| 2002-11-04 | Indian corn |
| 2002-09-23 | Corn |
| 2002-08-19 | Corn |
| 2002-03-23 | Powwow fare |
| 2002-02-27 | Indian corn |
| 2001-05-06 | It has big ears |
| 2001-02-23 | Pale yellow |
| 1999-12-19 | Yellow shade |
| 1999-08-30 | Pale yellow |
| 1999-06-28 | Indian corn |
| 1998-06-22 | Indian corn |
| 1998-06-04 | Pale yellow |
| 1997-07-21 | Indian corn |
| 1997-06-15 | Corn |
| 1995-04-08 | Mayan food staple |