Vigoroth will evolve at level 36.
vigoroth evolves into slaking at level 37
Level 31
Slakoth evolves into Vigoroth at level 18.
You catch a Slakoth in Petalburg Woods then level it up to level 18.
Vigoroth evolves at level 36, into Slaking.
Spinda, level 27 male Vigoroth, level 27 male Linoone, level 29 male Slaking, level 31 male
Vigoroth evolves from Slakoth at level 18 in Pokemon Emerald. Vigoroth is a very robust normal type Pokemon with good speeds stats. Vigoroth evolves in to Slaking at level 36.It evolves at level 18.
In Pokemon Ruby, Vigoroth will evolve into Slaking at level 36.
Vigoroth evolves at Level 36.
Vigoroth evolves into Slaking at level 36.
Vigoroth evolves at level 36 into Slaking.
Get a Slakoth and train it to level 18, then it will evolve into Vigoroth. If you want Slaking, train Vigoroth to level 36. Enjoy =D