| MORPHOLOGY | Stem length (cm) | Length of longest stem (cm). Measured when most plants have flowered. | 40.7143 | NGB_2015_Korpa_ISL | | |
| MORPHOLOGY | Stem length (cm) | Length of longest stem (cm). Measured when most plants have flowered. | 5.02778 | NGB_2015_Jokioinen_FIN | | |
| MORPHOLOGY | Stem length (cm) | Length of longest stem (cm). Measured when most plants have flowered. | 5.64737 | NGB_2015_Lännäs_SWE | | |
| MORPHOLOGY | Stem length (cm) | Length of longest stem (cm). Measured when most plants have flowered. | 6.14 | NGB_2015_Løken_NOR | | |
| MORPHOLOGY | Leaf area | Leaf area. Size of leaf: length×width×0.75 (length and width in cm). Measured when most plants have flowered. | 5.15263 | NGB_2015_Lännäs_SWE | | |
| MORPHOLOGY | Leaf area | Leaf area. Size of leaf: length×width×0.75 (length and width in cm). Measured when most plants have flowered. | 5.27111 | NGB_2015_Jokioinen_FIN | | |
| MORPHOLOGY | Leaf area | Leaf area. Size of leaf: length×width×0.75 (length and width in cm). Measured when most plants have flowered. | 9.78 | NGB_2015_Løken_NOR | | |
| MORPHOLOGY | Leaf area | Leaf area. Size of leaf: length×width×0.75 (length and width in cm). Measured when most plants have flowered. | 9.82143 | NGB_2015_Korpa_ISL | | |
| MORPHOLOGY | Flowering score | Flowering score: an estimate of the amount of flowering. | 1 - no flowers | NGB_2015_Korpa_ISL | | |
| MORPHOLOGY | Flowering score | Flowering score: an estimate of the amount of flowering. | 3 - (1= no flowers, 9= plants with most flowers) | NGB_2015_Lännäs_SWE | | |
| MORPHOLOGY | Flowering score | Flowering score: an estimate of the amount of flowering. | 4 - (1= no flowers, 9= plants with most flowers) | NGB_2015_Jokioinen_FIN | | |
| MORPHOLOGY | Flowering score | Flowering score: an estimate of the amount of flowering. | 5 - (1= no flowers, 9= plants with most flowers) | NGB_2015_Jokioinen_FIN | | |
| MORPHOLOGY | Flowering score | Flowering score: an estimate of the amount of flowering. | 5 - (1= no flowers, 9= plants with most flowers) | NGB_2015_Løken_NOR | | |
| MORPHOLOGY | Flowering score | Flowering score: an estimate of the amount of flowering. | 5 - (1= no flowers, 9= plants with most flowers) | NGB_2015_Lännäs_SWE | | |
| MORPHOLOGY | Flowering score | Flowering score: an estimate of the amount of flowering. | 6 - (1= no flowers, 9= plants with most flowers) | NGB_2015_Jokioinen_FIN | | |
| MORPHOLOGY | Flowering score | Flowering score: an estimate of the amount of flowering. | 6 - (1= no flowers, 9= plants with most flowers) | NGB_2015_Løken_NOR | | |
| MORPHOLOGY | Flowering score | Flowering score: an estimate of the amount of flowering. | 7 - (1= no flowers, 9= plants with most flowers) | NGB_2015_Jokioinen_FIN | | |
| MORPHOLOGY | Flowering score | Flowering score: an estimate of the amount of flowering. | 7 - (1= no flowers, 9= plants with most flowers) | NGB_2015_Løken_NOR | | |
| MORPHOLOGY | Flowering score | Flowering score: an estimate of the amount of flowering. | 7 - (1= no flowers, 9= plants with most flowers) | NGB_2015_Lännäs_SWE | | |
| MORPHOLOGY | Flowering score | Flowering score: an estimate of the amount of flowering. | 8 - (1= no flowers, 9= plants with most flowers) | NGB_2015_Jokioinen_FIN | | |
| MORPHOLOGY | Flowering score | Flowering score: an estimate of the amount of flowering. | 9 - plants with most flowers | NGB_2015_Jokioinen_FIN | | |
| MORPHOLOGY | Number of leaves | Number of leaves of six weeks old plants | 6.26 | NGB_2017_Ås_NOR | | |
| MORPHOLOGY | Petiole length (cm) | Length of longest petiole at six weeks (cm) | 4.99 | NGB_2017_Ås_NOR | | |
| PHENOLOGY | Flowering date | Flowering date (days after June first). When three heads start getting pink. | 24.7778 | NGB_2015_Jokioinen_FIN | | |
| PHENOLOGY | Flowering date | Flowering date (days after June first). When three heads start getting pink. | 29.8 | NGB_2015_Løken_NOR | | |
| PHENOLOGY | Flowering date | Flowering date (days after June first). When three heads start getting pink. | 31.4211 | NGB_2015_Lännäs_SWE | | |
| PHENOLOGY | Proportion flowering plants | Proportion of flowering plants | 0 | NGB_2015_Korpa_ISL | | |
| PHENOLOGY | Proportion flowering plants | Proportion of flowering plants | 0.1 | NGB_2017_Ås_NOR | | |
| PHENOLOGY | Proportion flowering plants | Proportion of flowering plants | 1 | NGB_2015_Jokioinen_FIN | | |
| PHENOLOGY | Proportion flowering plants | Proportion of flowering plants | 1 | NGB_2015_Løken_NOR | | |
| PHENOLOGY | Proportion flowering plants | Proportion of flowering plants | 1 | NGB_2015_Lännäs_SWE | | |
| PHENOLOGY | Days to elongation | The number of days until stem elongation was observed (internode > 2 cm) after transfer to 23 h photoperiod in a greenhouse set at 16 °C | 30.28 | NGB_2017_Ås_NOR | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 2 - lowest biomass | NGB_2014_Korpa_ISL | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 2 - lowest biomass | NGB_2014_Lännäs_SWE | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 2 - lowest biomass | NGB_2014_Jokioinen_FIN | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 3 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2014_Korpa_ISL | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 3 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2014_Lännäs_SWE | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 3 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2014_Jokioinen_FIN | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 4 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2014_Løken_NOR | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 4 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2014_Lännäs_SWE | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 5 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2014_Korpa_ISL | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 5 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2014_Løken_NOR | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 5 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2014_Lännäs_SWE | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 5 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2014_Jokioinen_FIN | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 6 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2014_Korpa_ISL | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 6 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2014_Løken_NOR | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 7 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2014_Løken_NOR | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 8 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2014_Korpa_ISL | | |
| STRESS | Autumn status | Autumn status (general impression) at the growing season. | 8 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2014_Løken_NOR | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 1 - dead | NGB_2015_Jokioinen_FIN | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 1 - dead | NGB_2016_Jokioinen_FIN | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 1 - dead | NGB_2015_Korpa_ISL | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 1 - dead | NGB_2015_Løken_NOR | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 1 - dead | NGB_2015_Lännäs_SWE | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 1 - dead | NGB_2016_Lännäs_SWE | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 2 - lowest biomass | NGB_2016_Jokioinen_FIN | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 2 - lowest biomass | NGB_2015_Lännäs_SWE | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 3 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Jokioinen_FIN | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 3 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2016_Jokioinen_FIN | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 3 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Korpa_ISL | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 3 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Løken_NOR | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 3 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2016_Løken_NOR | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 3 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Lännäs_SWE | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 4 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Korpa_ISL | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 4 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2016_Korpa_ISL | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 4 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Løken_NOR | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 4 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Lännäs_SWE | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 5 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Jokioinen_FIN | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 5 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2016_Jokioinen_FIN | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 5 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Korpa_ISL | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 5 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2016_Korpa_ISL | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 5 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Løken_NOR | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 5 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2016_Løken_NOR | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 5 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Lännäs_SWE | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 6 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Korpa_ISL | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 6 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2016_Korpa_ISL | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 6 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Løken_NOR | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 6 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2016_Løken_NOR | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 7 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Jokioinen_FIN | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 7 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2016_Korpa_ISL | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 7 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Løken_NOR | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 7 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2016_Løken_NOR | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 8 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2015_Løken_NOR | | |
| STRESS | Spring status | Spring status about two weeks after growth start. | 8 - (1= dead, 2= lowest biomass, 9= highest biomass) | NGB_2016_Løken_NOR | | |
| STRESS | Winter survival | Proportion of plants surviving the winter from one year to the next. | 0 | NGB_2016_Lännäs_SWE | | |
| STRESS | Winter survival | Proportion of plants surviving the winter from one year to the next. | 0.5 | NGB_2015_Løken_NOR | | |
| STRESS | Winter survival | Proportion of plants surviving the winter from one year to the next. | 0.56 | NGB_2016_Jokioinen_FIN | | |
| STRESS | Winter survival | Proportion of plants surviving the winter from one year to the next. | 0.7 | NGB_2015_Korpa_ISL | | |
| STRESS | Winter survival | Proportion of plants surviving the winter from one year to the next. | 0.9 | NGB_2015_Jokioinen_FIN | | |
| STRESS | Winter survival | Proportion of plants surviving the winter from one year to the next. | 0.95 | NGB_2015_Lännäs_SWE | | |
| STRESS | Winter survival | Proportion of plants surviving the winter from one year to the next. | 1 | NGB_2016_Korpa_ISL | | |
| STRESS | Winter survival | Proportion of plants surviving the winter from one year to the next. | 1 | NGB_2016_Løken_NOR | | |
| STRESS | Freezing tolerance: LT50 | Freezing tolerance. LT50: the estimated temperature at which 50 % of the plants died. Note that the value of LT50 decreases with increasing freezing tolerance. | -11.96 | NGB_2017_Ås_NOR | | |