Enchanted Flower-Field

Cosette grew a sweet-smelling and entrancing flower field of 30-foot square area within range. The flower field smells good and rejuvenated the party's mood! Every ally in the flower field will instantly gain 1d4 on attack hit, check and save roll for the next 30 seconds.

At Higher Levels. 

Lvl 5 The blooming flower releases an even sweeter smell, uplifting the party's mood! All ally on the flower field gain an additional 1d4 on dmg roll. The buff persist for an extra 30s. (total 60s or 10 rounds)

Lvl 10 Change the 1d4 to a 1d6 on dmg, atk, check and saves.

Lvl 15 Change the 1d6 to a 1d8 on dmg, atk, check and saves.