Were do you get rock smash in pokemon white?

Question

Cant find help plez

Comments

Why do you need it?

Answer 1

Http://bulbapedia.bulbagarden.net/wiki/Pinwheel_Forest

From a woman near the Nacrene City end.

Comments

Who voted down? It's correct

Answer 2

You don't really need it but on the way down to pinwheel forest or on route 3 I forgot speak to some guyand he gives it you
p.s. its tm 94