Phenological traits by bolting date over three years. Days to first flower (charts A and B) indicates the time elapsed between bolting and the formation of the first flower. Size at first flower (charts C and D) denotes the length of the main flowering stalk on the day the first flower is produced. Flowering duration (charts E and F) indicates the time elapsed between the formation of the first flower and the maturation of the last flower. Charts on the left (A, C, E) show lab results and those on the right (B, D, F) show field results.