when does tepig evolve?

Answer 1

according to http://bulbapedia.bulbagarden.net/wiki/Tepig_%28Pok%C3%A9mon%29 it's at level 17

Answer 2

Level 17 and then again at 36 :)

Answer 3

it evolves at 17 to Pignite and 36 Emboar

Answer 4

Level 17 is it's first evolution.

Answer 5

It evolves first at level 17 and then at level 36 again.

Answer 6

Tepig evolves into Pignite at Level 17, and then later evolves into Emboar at Level 36.