Where to find Shroomish in HeartGold & SoulSilver

Walk: Safari Zone
Headbutt: Viridian Forest (30%, Common tree, Rare tree)

• Johto Safari Zone — Walk
• Viridian Forest — Headbutt

Shroomish in every game · Pokémon HeartGold & SoulSilver interactive map (Johto & Kanto)