Should I trigger/change to flower cicle? Opinions. :-)

Hi roll it Up crew!

so im in a dilema should I change to flower our veg for some more days?
They are 5 shiva skunk with 32 days in veg, under 400wts light, The taller is about 30cm High.

thanks for The sugestions.

That is up to you when to Flip I flip in the 4th to 5th. I don't have the space for tall plants.