Pansage will evolve by using a Leaf Stone into Simisage.
The only Unova Pokemon that evolves with a Leaf Stone is Pansage.
route 6
hm im not sure
give it a leaf stone
Go to black city and gain people from pokemon white's white forest who gives you the option of selling leaf stone. After, save, go to the market that just appeared in your city and buy (expensive) leaf stones.
Pansage
use a leaf stone on it
catch an eevee and use a leaf stone on it
The Leaf Stone can only make 5 pokemon evolve. Gloom into Vileplume, Weepingbell into Victreebel, Exeggcute into Exeggcutor, Nuzleaf into Shiftry, and Pansage into Simisage.
Petilil will evolve with a sun stone, pansage with a leaf stone, panpour with a water stone, and pansear will evolve with a fire stone.
The leaf stone will evolve certain species of pokemon