The patroness of Floresta is Saint Anne (sant'Anna), celebrated on 26 July; the municipality holds the Chiesa di Sant'Anna.
The town's feasts are Saint Anthony (Sant'Antonio) on 13 June, Saint Anne on 26 July and Saint Joseph (San Giuseppe) on 19 September. In 1619 Philip III of Spain named Antonio Quintana Duegna «Marquis of the Forest of San Giorgio and Grassetta». The municipality also holds the Chiesa di Sant'Antonio, Monte dell'Orso and Monte Pietracavalcata.