Mean budbreak and flowering times under different climate conditions using two types of phenology model: (i) spring warming budbreak and flowering models [58, 60, 62], and (ii) winter chilling (vernalization) models [53].

<p>Mean budbreak and flowering times under different climate conditions using two types of phenology model: (i) spring warming budbreak and flowering models [<a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0141218#pone.0141218.ref058" target="_blank">58</a>, <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0141218#pone.0141218.ref060" target="_blank">60</a>, <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0141218#pone.0141218.ref062" target="_blank">62</a>], and (ii) winter chilling (vernalization) models [<a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0141218#pone.0141218.ref053" target="_blank">53</a>].