you can find a leaf stone in viridian forest in kanto in heartgold
you can't. there's no moss-stone to evolve it, so you'll need to trade it from diamond, pearl or platinum
Get Eevee from bill in glenrod city or from the betting place. The train him in entana forest. He should evolve there.You can't, except by trading an Eevee to D/P/Pt, evolving it to Leafeon in Eterna forest and trading it back to HeartGold.
You can't leafeon doesn't exist in leafgreen.
To get a leafeon you need to get the eevee from bill in goldenrod city and level it in a grassy area
It cant
Yes u can
Eevee can't evolve into leafeon in soulsilver you have to trade it to diamond and pearl and evolve it there. The ilex forest doesn't have a Mossy Rock - which is what evolves eevee into leafeon.
leaf stone
the mossy rock in pinwheel forest
by using a leaf stone
Evolve Eevee, or trade.
get an eevee and evolve it into a thunderstone