Orthworm locations — where to catch

In Paldea (Scarlet & Violet)

• Asado Desert — Walk
• East Province (Area Three) — Walk, Static Encounter
• East Province (Area Two) — Walk
• Tagtree Thicket — Walk
• West Province (Area One) — Walk
• West Province (Area Two) — Walk

In Kitakami (Scarlet & Violet – The Teal Mask)

• Oni Mountain — Walk
• Paradise Barrens — Walk

Orthworm — full Pokédex entry