Pokemon Legends Arceus The Search For Bitter Leaves Request

Where To Find Request
Speak with Shinon on Canala Avenue in town.

How To Complete
Travel into the Galaxy building and speak with Anise, next you will need to capture a Petilil. They can be found in the Crimson Mirelands near the Holm of Trials.

You can find and catch Petilil at the locations listed below in PLA.

Crimson Mirelands (Cottonsedge Prairie, Holm of Trials)