29level cap
This is around Beat Erika — Celadon City Gym, badge 4 in the story — that page lists everything you can have caught by this point.
Types on this team: Grass ×3Poison ×2
| Pokémon | Moves | |
|---|---|---|
 | Victreebel Lv 29 · Chlorophyll | Stun Spore Acid Poison Powder Giga Drain |
 | Tangela Lv 24 | Poison Powder Constrict Ingrain Giga Drain |
 | Vileplume Lv 29 · Chlorophyll | Sleep Powder Acid Stun Spore Giga Drain |