catch a new pokemon like abomasnow with grass moves or rapidash or ponyta not evolved but is past evolve lvl and roserade or leafeon
Use magic leaf.
He evolves at level 32 in Pokemon platinum
to get synthesis you have to upgrade torterra to lv.39 at level 32 he learns earthqueake at level45 torterra learns crunch torterra learns solarbeam by a TM and cut by a hm and rockclimb by a hm and i don't know what level torterra learns earth power
A Torterra evolves at level 32 and learns Leaf Storm upon evolving
You have to upgrade your torterra to level 39 before it can learn synthesis.
45
Torterra learns Leaf Storm at level 57.
Torterra can learn Leaf Storm at level 57.
Grotle evolves to Torterra at level 32.
Grotle evolves in Torterra at level 34.
Turtwig evolves INTO Grotle at Level 18Grotle evloves INTO Torterra at Level 32
Torterra either learns it level 32 or learns it through TM 26. If your Torterra is higher than level 32, then you should go to Electivires Link shop and get Torterra to remember it. Remembering a move is for free by the way.