| Data collection date | Group | Peak sensitivity spectral band |
| June 5, 2015 | Palmer amaranth-cotton bronze | 650 nm |
|
| Palmer amaranth-cotton green | 490 nm |
|
| Palmer amaranth-cotton yellow | 650 nm |
|
| Redroot pigweed-cotton bronze | 700 nm |
|
| Redroot pigweed-cotton green | 1460 nm |
|
| Redroot pigweed-cotton yellow | 600 nm |
| June 3, 2016 | Palmer amaranth-cotton bronze | 640 nm |
|
| Palmer amaranth-cotton green | 710 nm |
|
| Palmer amaranth-cotton yellow | 640 nm |
|
| Redroot pigweed-cotton bronze | 650 nm |
|
| Redroot pigweed-cotton green | 1460 nm |
|
| Redroot pigweed-cotton yellow | 650 nm |