what moves to teach my torrterra on pokemon diamond?

[Nathan M]

i have a torterra and he knows earthquake crunch wood hammer and sunny day i like all his moves except sunny day what should i replace it with and it needs to be a physical type move

[Micah M]

if it is level 99 or in 80s it will learn leaf storm wich is his/her ultimate move.

[lora93]

Maybe you should teach yours Synthesis like mines so it can heal itself as it is a naturally defensive Poke'mon. Or you can teach it Stealth Rock. Serebii also recommends Leech Seed combined with Substitute, or replacing Crunch with Superpower and having Synthesis.