| 1 | 2 | 3 | 4 | 5 | |
| 1) Fall regrowth height | 1.00 | ||||
| 2) Senescence % | −0.79** | 1.00 | |||
| 3) Spring regrowth date | −0.46** | 0.58** | 1.00 | ||
| 4) Flowering date | 0.27* | −0.39** | −0.51** | 1.00 | |
| 5) Dry weight | 0.60** | −0.56** | −0.62** | 0.44** | 1.00 |
| 6) NDVI | - | −0.92** | - | - | - |