Where to catch Petilil

In Paldea (Scarlet & Violet)

• South Province (Area Four) — Walk
• West Province (Area One) — Walk

In Kitakami (Scarlet & Violet – The Teal Mask)

• Kitakami Hall — Walk
• Mossfell Confluence — Walk
• Paradise Barrens — Walk
• Reveler's Road — Walk
• Wistful Fields — Walk

Petilil — full Pokédex entry