noun
florescence
flor-ESS-unts/flɔːˈresəns/
The period in which a plant comes into bloom.
The peony enters florescence, with buds opening among its fully spread blossoms.

Etymology
The Latin verb emphasizes beginning to bloom. Florescence turns that action into a noun for the process of flowering or the period when it occurs.
More examples
- The orchid's florescence lasts several weeks.
- A late frost can delay florescence in these plants.
- We photograph the cherry trees during their brief florescence.
Forms
florescence · florescences
florescent adjective — In bloom or beginning to flower.