Figure 1.

Figure 2.

Figure 3.

Figure 4.

Figure 5.

Average total flowering duration (as dependent variable) and full flowering duration of cultivar roses and the results of Spearman correlation with meteorological parameters from 2012–2019
| Cultivar roses | Total flowering duration [days] | Full flowering duration [days] | Full flowering duration as a percentage of total flowering duration [%] | Spearman correlations | |
|---|---|---|---|---|---|
| Average temperature [°C] | Precipitation [mm] | ||||
| ‘Abracadabra’ | 96.1 | 34.1 | 35.5 | 0.28* | −0.01 |
| ‘Clair Matin’ | 97.6 | 31.0 | 31.8 | 0.32* | −0.05 |
| ‘Compassion’ | 93.9 | 37.8 | 40.3 | 0.39* | 0.00 |
| ‘Dirigent’ | 92.9 | 33.6 | 36.2 | 0.42* | 0.04 |
| ‘Eden Rose’ | 105.0 | 53.3 | 50.8 | 0.36* | 0.00 |
| ‘Fisherman’s Friend’ | 78.0 | 21.0 | 26.9 | 0.50* | 0.01 |
| ‘Fred Loads‘ | 96.0 | 41.9 | 43.6 | 0.45* | 0.03 |
| ‘Graham Thomas’ | 95.9 | 25.9 | 27.0 | 0.31* | 0.02 |
| ‘Händel’ | 77.3 | 21.3 | 27.6 | 0.40* | 0.05 |
| ‘Heritage’ | 88.6 | 29.0 | 32.7 | 0.42* | 0.04 |
| ‘Ilse Haberland’ | 104.6 | 43.8 | 41.9 | 0.34* | 0.00 |
| ‘Lichtkönigin Lucia’ | 96.6 | 31.3 | 32.4 | 0.34* | −0.07 |
| ‘Märchenland‘ | 74.6 | 28.1 | 37.7 | 0.38* | −0.03 |
| ‘Morgengrüss’ | 69.4 | 23.0 | 33.1 | 0.41* | −0.05 |
| ‘Mutabilis’ | 102.5 | 36.3 | 35.4 | 0.38* | −0.01 |
| ‘My Choice’ | 93.8 | 21.4 | 22.8 | 0.38* | −0.03 |
| ‘Old Master’ syn. ‘Rozentanz’ | 100.1 | 34.6 | 34.6 | 0.38* | −0.04 |
| ‘Peach Blossom’ | 91.8 | 30.3 | 33.0 | 0.39* | 0.00 |
| ‘Pink Robusta’ | 57.5 | 10.3 | 17.9 | 0.40* | 0.00 |
| ‘Robusta’ | 109.5 | 34.5 | 31.5 | 0.44* | 0.02 |
| ‘Rokoko’ | 102.4 | 36.0 | 35.2 | 0.27* | −0.05 |
| ‘Romance’ | 102.5 | 46.4 | 45.3 | 0.37* | 0.06 |
| ‘Rosarium Uetersen’ | 100.9 | 41.5 | 41.1 | 0.33* | 0.03 |
| ‘Santana’ | 81.4 | 20.6 | 25.3 | 0.34* | −0.01 |
| ‘Schneewittchen’ syn. ‘Iceberg’ | 114.5 | 48.9 | 42.7 | 0.39* | −0.01 |
| ‘Shalom‘ | 81.1 | 28.3 | 34.9 | 0.48* | 0.00 |
| ‘Smooth Prince’ | 100.4 | 37.3 | 37.2 | 0.42* | 0.05 |
| ‘Swan Lake’ | 89.4 | 32.0 | 35.8 | 0.43* | −0.01 |
| ‘Tradition’ | 98.3 | 34.1 | 34.7 | 0.44* | −0.08 |
| ‘Ulmer Münster’ | 99.3 | 50.3 | 50.7 | 0.22* | −0.05 |
| ‘Veilchenblau’ | 31.1 | 20.6 | 66.2 | 0.25* | −0.09 |
| ‘Warwick Castle’ | 84.9 | 27.6 | 32.5 | 0.35* | −0.01 |
| ‘Westerland’ | 79.6 | 25.4 | 31.9 | 0.39* | −0.09 |
| ‘White Cockade’ | 81.0 | 30.4 | 37.5 | 0.45* | 0.07 |
| ‘Wilhelm Hansmann’ syn. ‘Skyrocket’ | 99.4 | 43.4 | 43.7 | 0.35* | −0.06 |
| ‘William Shakespeare’ | 95.9 | 40.9 | 42.6 | 0.35* | 0.01 |
| ‘Zephirine Drouhin’ | 80.5 | 16.3 | 20.2 | 0.40* | −0.05 |
Spearman correlation coefficients between all of the analyzed rose flowering stages and meteorological parameters (average temperature and precipitation)
| Rose flowering stage | Average temperature [°C] | Precipitation [mm] | ||
|---|---|---|---|---|
| Spearman correlation coefficient | p-values | Spearman correlation coefficient | p-values | |
| FS10 | 0.31 | 0.003 | −0.02 | 0.497 |
| FS25 | −0.36 | 0.002 | −0.18 | 0.001 |
| FS50 | −0.57 | 0.0001 | −0.11 | <0.0001 |
| FS75 | −0.56 | 0.0002 | −0.13 | <0.0001 |
| FS100 | −0.14 | 0.083 | −0.16 | <0.0001 |
SIMPER analysis of differences in rose cultivars (contributing more than 1%) according to five flowering stages (average dissimilarity 73_04%)
| Cultivar | Flowering stages | Av. Diss. | Contrib. (%) | Cum. (%) | ||||
|---|---|---|---|---|---|---|---|---|
| FS10 | FS25 | FS50 | FS75 | FS100 | ||||
| ‘Ulmer Münster’ | 1.30 | 1.42 | 1.38 | 1.21 | 1.57 | 3.17 | 4.34 | 4.34 |
| ‘Rosarium Uetersen’ | 1.62 | 1.93 | 1.24 | 0.88 | 1.36 | 2.55 | 3.49 | 7.83 |
| ‘Schneewittchen’ syn. ‘Iceberg’ | 2.00 | 1.69 | 1.05 | 1.33 | 1.79 | 2.46 | 3.37 | 11.20 |
| ‘Eden Rose’ | 1.32 | 1.60 | 1.46 | 1.64 | 1.25 | 2.46 | 3.37 | 14.57 |
| ‘Robusta’ | 2.62 | 1.51 | 0.95 | 0.94 | 0.96 | 2.40 | 3.28 | 17.85 |
| ‘Ilse Haberland’ | 1.66 | 1.80 | 1.19 | 1.58 | 0.75 | 2.32 | 3.18 | 21.03 |
| ‘Romance’ | 1.36 | 1.16 | 1.16 | 2.00 | 1.32 | 2.24 | 3.07 | 24.10 |
| ‘Mutabilis’ | 2.30 | 1.49 | 0.92 | 0.91 | 1.21 | 2.24 | 3.06 | 27.16 |
| ‘Smooth Prince’ | 1.87 | 1.73 | 1.00 | 1.15 | 1.00 | 2.17 | 2.97 | 30.12 |
| ‘Wilhelm Hansmann’ syn. ‘Skyrocket’ | 1.81 | 1.49 | 1.16 | 1.12 | 1.32 | 2.16 | 2.95 | 33.08 |
| ‘William Shakespeare’ | 2.13 | 1.33 | 1.16 | 0.88 | 1.18 | 2.13 | 2.91 | 35.99 |
| ‘Fred Loads’ | 1.46 | 1.29 | 1.98 | 1.12 | 0.79 | 2.08 | 2.84 | 38.83 |
| ‘Old Master’ syn. ‘Rozentanz’ | 1.98 | 1.78 | 0.76 | 0.79 | 1.46 | 2.06 | 2.82 | 41.65 |
| ‘Swan Lake’ | 1.74 | 1.73 | 1.08 | 0.82 | 0.75 | 2.05 | 2.81 | 44.45 |
| ‘Abracadabra’ | 1.87 | 1.78 | 0.97 | 0.85 | 1.00 | 2.04 | 2.80 | 47.25 |
| ‘Rokoko’ | 2.30 | 1.53 | 1.05 | 1.18 | 0.71 | 2.02 | 2.76 | 50.02 |
| ‘Lichtkönigin Lucia’ | 2.32 | 1.56 | 0.92 | 0.88 | 0.82 | 2.01 | 2.76 | 52.77 |
| ‘Tradition’ | 2.28 | 1.40 | 0.89 | 0.76 | 1.25 | 2.01 | 2.75 | 55.52 |
| ‘Clair Matin’ | 1.85 | 1.69 | 0.89 | 0.73 | 1.00 | 2.00 | 2.74 | 58.27 |
| ‘Graham Thomas’ | 1.72 | 2.29 | 0.60 | 0.79 | 0.86 | 2.00 | 2.74 | 61.01 |
| ‘Warwick Castle’ | 2.15 | 1.20 | 0.78 | 0.73 | 0.86 | 2.00 | 2.74 | 63.75 |
| ‘Compassion’ | 1.91 | 1.36 | 0.95 | 1.15 | 0.93 | 1.99 | 2.72 | 66.47 |
| ‘Dirigent’ | 2.30 | 1.04 | 0.57 | 0.82 | 1.54 | 1.91 | 2.62 | 69.09 |
| ‘Heritage’ | 1.91 | 1.69 | 1.19 | 0.76 | 0.43 | 1.90 | 2.60 | 71.69 |
| ‘My Choice’ | 2.77 | 1.42 | 0.70 | 0.67 | 0.39 | 1.86 | 2.55 | 74.24 |
| ‘Peach Blossom’ | 2.17 | 1.29 | 0.78 | 0.70 | 1.07 | 1.79 | 2.45 | 76.69 |
| ‘Zephirine Drouhin’ | 2.62 | 0.98 | 0.35 | 0.42 | 0.64 | 1.74 | 2.39 | 79.07 |
| ‘Shalom’ | 1.47 | 1.53 | 0.97 | 0.91 | 0.46 | 1.73 | 2.37 | 81.44 |
| ‘Fisherman’s Friend’ | 2.11 | 1.22 | 0.57 | 0.70 | 0.50 | 1.71 | 2.33 | 83.78 |
| ‘White Cockade’ | 1.96 | 0.89 | 0.68 | 1.06 | 0.82 | 1.69 | 2.31 | 86.09 |
| ‘Märchenland’ | 1.49 | 1.18 | 0.70 | 0.88 | 0.79 | 1.68 | 2.30 | 88.39 |
| ‘Santana’ | 2.43 | 1.02 | 0.49 | 0.46 | 0.75 | 1.64 | 2.25 | 90.63 |
| ‘Westerland’ | 1.79 | 1.11 | 0.65 | 0.70 | 0.82 | 1.58 | 2.16 | 92.79 |
| ‘Morgengrüss’ | 1.49 | 1.18 | 0.49 | 0.64 | 0.86 | 1.56 | 2.13 | 94.92 |
| ‘Händel’ | 2.13 | 1.16 | 0.46 | 0.79 | 0.50 | 1.51 | 2.06 | 96.99 |
| ‘Pink Robusta’ | 1.68 | 1.02 | 0.43 | 0.33 | 0.04 | 1.36 | 1.86 | 98.85 |
| ‘Veilchenblau’ | 0.32 | 0.29 | 0.38 | 0.42 | 1.04 | 0.84 | 1.15 | 100.00 |