WHere are the move-Tutors in Pokemon Diamond?

Question

I've looked in every house in every city, but I still can't find them!

Answer 1

Frenzy Plant/Blast Burn/Hydro Cannon: Route 228
Draco Meteor: Route 210

Source

Comments

But what about the normal tutors?

---

Those aren't in Diamond sadly.

---

So, there are no tutors beside these specialized ones?!?!?!
Would I have to trade my pokemon to Soulsilver, then?