| much | 6 | degree |
| with interest in these plants | 6 | other |
| plant → be → hardier | 22 |
| plant → be → harder | 4 |
| plant → be → hardier than others | 4 |
| plant → become → harder | 3 |
| negative | neutral | positive |
| 0.307 | 0.400 | 0.293 |
| Raw frequency | 33 |
| Normalized frequency | 0.396 |
| Modifier score | 0.483 |
| Perplexity | 62.685 |