How to Evolve Oddish in Pokemon FireRed & LeafGreen

Oddish is a bulky Grass/Poison-type Pokemon available during the early areas of Pokemon FireRed and LeafGreen. This Weed Pokemon is a powerful Status Spreader in Pokemon battles and one of the first 150 Pokemon introduced in Generation 1. Oddish evolves into Gloom when it reaches a specific level, and then to Vileplume, but how? We’ll tell you right here.