It can only evolve if you use a Fire Stone on it.
You need a fire stone to evolve growlithe.:)
You aren't able to evolve Growlithe by level, but you would have to use a fire stone to evolve it.
Growlithe evolvs with a fire stone, not a level
Only when you use a fire stone on growlithe it will evolve.
growlithe is in heartgold not in soulsliver only to obtain it is trade from the unioun room or global terminal in goldenrod city evolve him with a firestone
arcanine does not evolve but if u have a growlithe u can evolve it with a firestone
Growlithe doesn't evolve by level, but with a Fire Stone
They are Growlithe to Arcainine Eevee to Flareon thats it
Growlithe evolves with the help of a Fire Stone
It does not evolve at a certain level. It evolves when you use a Fire Stone on it.
Growlithe evolves when you use a fire stone on it. You can get one at random when you win the bug-catching contest (post-hall of fame only)
growlithe doesnt evolve in specific level.he evolves by giving him a fire stone