You have to use a leaf stone to evolve weepinbell into victreebel.
with a leafstone
In every game, Weepinbell evolves into Victreebel only when a Leaf Stone is used on it; level makes no difference.
Pokemon only in Red - Ekans/Arbok, Oddish/Gloom/Vileplume, Mankey/Primeape, Growlithe/Arcanine, Scyther, and Electrabuzz Pokemon only in Blue - Sandshrew/Sandslash, Vulpix/Ninetales, Meowth/Persian, Bellsprout/Weepinbell/Victreebel, Magmar, Pinsir
Weepinbell, Gloom and Exeggcute.
If you can trade Pokemon from crystal version to gold version my guess is yes
In Pokemon Pearl version WEEPINBELL evolves from a LEAF STONE. Not levels. But still try to get your WEEPINBELL a high level befor you give it a LEAF STONE. But you can get the evolved version of WEEPINBELL a higher level too. If you have more questions email agameiaincom@hotmail.com for answers.
To trade Pokemon from Pokemon Crystal version to another version of Crystal you need to use a link cable. You can also battle this way.
In Pokemon Crystal Version, a Heracross will occasionally appear when you use headbutt on trees.
Crystal version.
In Goldenrod city, but only in the Japenese version of Pokemon Crystal.
you can't.
By trading one from gold/silver and cloning it Dani (the girl Pokemon trainer on Pokemon crystal version) By trading one from gold/silver and cloning it Dani (the girl Pokemon trainer on Pokemon crystal version)