Pattern Bush
Pokemon FireRed
| Pokemon | Levels | Method | Rarity |
|---|---|---|---|
 Caterpie | 6 | Walking in tall grass or a cave | 10% |
 Heracross | 15-30 | Walking in tall grass or a cave | 20% |
 Kakuna | 9 | Walking in tall grass or a cave | 20% |
 Ledyba | 9-14 | Walking in tall grass or a cave | 5% |
 Metapod | 9 | Walking in tall grass or a cave | 5% |
 Spinarak | 9-14 | Walking in tall grass or a cave | 30% |
 Weedle | 6 | Walking in tall grass or a cave | 10% |
Pokemon LeafGreen
| Pokemon | Levels | Method | Rarity |
|---|---|---|---|
| Caterpie | 6 | Walking in tall grass or a cave | 10% |
| Heracross | 15-30 | Walking in tall grass or a cave | 20% |
| Kakuna | 9 | Walking in tall grass or a cave | 20% |
| Ledyba | 9-14 | Walking in tall grass or a cave | 30% |
| Metapod | 9 | Walking in tall grass or a cave | 5% |
| Spinarak | 9-14 | Walking in tall grass or a cave | 5% |
| Weedle | 6 | Walking in tall grass or a cave | 10% |