| Code | Definition | Number of Accessions |
| 1 | green - typical for most cotton cultivars | 4744 |
| 2 | dark green - darker color than most of the cotton cultivars. Often seen in G. barbadense | 1130 |
| 3 | light green - lighter color than most of the cotton cultivars. Often seen in G. arboreum | 244 |
| 4 | red - red coloration to the boll color | 118 |
| 5 | sun red - red coloration to the boll color in areas exposed to the sun | 144 |
| 9 | plot is segregating for this trait and a single score is not an accurate description or the variation is outside of the rating scale | 26 |