Use a Sun Stone on Gloom to evolve it into Bellossom
It evolves into Gloom starting at Level 21
Personally i would say as soon as you get gloom evolve it.
Oddish evolves into Gloom at level 21. Gloom can evolve into Vileplume via Leafstone or Bellossom via Sunstone
In SoulSilver, Oddish will evolve into Gloom at Level 21 however Gloom can evolve 2 different ways, you can use a Leaf Stone on it in order for it to evolve into Vileplume or you can use a Sun Stone on it in order for it to evolve into Bellossom.
Use a Sun Stone on Gloom to evolve it into Bellossom
It evolves into Gloom starting at Level 21
Personally i would say as soon as you get gloom evolve it.
any level you want to evolve it att
it doesnt
gloom
you have to use a leaf stone on gloom or you can get a bellosom with a sunstone used on gloom.
Oddish evolves into Gloom at level 21. Gloom can evolve into Vileplume via Leafstone or Bellossom via Sunstone
Level it up to level 21, and it will evolve into Gloom.
It evolves in Gloom at level 21.
In SoulSilver, Oddish will evolve into Gloom at Level 21 however Gloom can evolve 2 different ways, you can use a Leaf Stone on it in order for it to evolve into Vileplume or you can use a Sun Stone on it in order for it to evolve into Bellossom.
Oddish evolves at level 21 + it evolves into vileplume once you give it a Leaf stone.