Temperatures constantly higher than 26 ◦C promote the
vegetative growth (i.e. juvenile phase) and inhibit flower induction;
conversely, a lower thermal regime is required for flowering
∗ Corresponding author. Tel.: +39 081 2539135; fax: +39 081 2539152.
E-mail address: roberta.paradiso@unina.it (R. Paradiso).
(i.e. flower transition and subsequent inflorescence development)
(Lopez et al., 2007).