| Soil Blend | August 2017 | August 2018 | August 2019 | July 2020 |
|
| Conductivity ECC m ohms/cm |
| ||
| NC | 0.78 | 0.45 | 0.31 | 0.38 |
| 5% | 1.1 | 0.73 | 0.33 | 0.51 |
| 10% | 1.7 | 0.89 | 0.51 | 0.64 |
|
| Total Nitrogen N ppm |
|
| |
| NC | 103 | NA | 12 | 37 |
| 5% | 36 | NA | 16 | 89 |
| 10% | 44 | NA | 87 | 207 |
|
| Total Phosphorous P ppm |
|
| |
| NC | 13 | 10 | 9 | 10 |
| 5% | 24 | 28 | 9 | 56 |
| 10% | 50 | 47 | 31 | 116 |
|
| Total Potassium K ppm |
|
| |
| NC | 380 | 320 | 299 | 735 |
| 5% | 390 | 384 | 337 | 1085 |
| 10% | 670 | 530 | 485 | 1100 |