Different plant species flower in different seasons, but there is also annual variability depending on environmental conditions. In this issue of Developmental Cell, Hyun et al. (2016) show that Arabidopsis plants can flower without proper seasonal cues if they have developed past the juvenile phase and have high levels of gibberellin.
Wagner, Doriseng2016/05/12 06:00Dev Cell. 2016 May 9;37(3):208-10. doi: 10.1016/j.devcel.2016.04.021.