Where to find Kakuna in HeartGold & SoulSilver

Walk: Viridian Forest (30%, Morning, Day, Only in SoulSilver), Ilex Forest (20%, Morning, Day, Only in SoulSilver), Route 2 (20%, Only in SoulSilver) + 3 more
Headbutt: Route 47 (50%, Special tree, Only in SoulSilver), Ilex Forest (10%, Common tree, Only in SoulSilver)

• Ilex Forest — Headbutt, Walk
• National Park — Walk
• Route 2 — Walk
• Route 30 — Walk
• Route 31 — Walk
• Route 47 — Headbutt
• Viridian Forest — Walk

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