To evolve turtwig [pokemon pearl/diamond] level it up to level 16.
he evolves into Torterra! BY I.M
To evolve Squirtle, train it to lv.16. PS- There is no Pokemon Crater Version game out.
if he levels up he will evolve
level 18
Level 18
level 18
18 then 32
on episode 100
Turtwig evolves into Grotle at level 18, then Torterra at level 32.
In order to evolve Onix in Pokemon Crater you must beat Cynthia. After beating Cynthia she will give you the mental coat to evolve Onix.
18
26