This month, June, there are 2 events: It's the Flower Month (special raid: Dryad Invasion). You can visit Rosemarie every day of this month and give her seeds to get your own Flower Pot. Also, Dryad Raids will happen at random times this month, and will be broadcasted like any other raid. Bewitched will also takes place during June.
Only 6 days left for Bewitched to start.
Additionally, A Pirate's Death to Me is active this June from Friday, the 19^th , until Monday, the 22^nd .