Gardenia (Japanese: ナタネ Natane) is a Pokémon Trainer in Pokémon Masters EX, based on the character of the same name in the core series games. She forms a sync pair with Roserade. The sync pair can be obtained through the sync pair scout.
The sync grid for Gardenia and Roserade is a basic grid which has not yet been expanded.
Gardenia and her Roserade can be battled against in: