Google or search these forums for a method called "Low Stress Training" or LST for short.

I think that might be what your looking for
drudown11 Reviewed by drudown11 on . how to make a plant be a branchy bush hey guys what do i do to keep my plant short but very branchy....whats the method called, topping/fimming,wich one do i do and the strain im doing is seedsman ww,,i have a long time to go since "she" < a fem seed" just opened up above soil... Rating: 5