Bellsprout evolves at level 21
Bellsprout evolves at level 21 into Weepinbell, then you can use a Leaf Stone to evolve it into a Victreebel.
at level 21
Bellsprout evolves into Weepinbel at level 21.
Catch a Bellsprout and train it. It will evolve into Weepinbell and then into Victreebel.
Bellsprout evolves into Weepinbell at level 21. Use leaf stone to evolve Weepinbell.
Bellsprout evolves into a Weepinbell at level 21 in Pokemon Crystal.
Bellsprout evolves at level 21 and can evolve again by using a leaf stone.
Lv 21
bellsprout will evolve at lv.21 and again with a leaf stone it will evolve into victreebell
Level 21
it evolves at level 21 into weepingbell then use a leafstone to evolve it to victorybell