i have 300 led grow lights i have been veging 5 plants they look ok.now i want to put them in flower, i wanted to put them under my 400 hps ..i was told not to do that because the plants would strectch and i wouldnt get any buds off them.do i flower them under my leds or flower them under my hps .i am a newby so any advice would be grateful........thanks guys