Started 30 from seed in soil under 400hps in 6x4x3 space. raised them all up to 12inch under 18/6 light then switched to 12/12 for sexing for mothers.All but 4 were male. I switched back to 18/6 on those 4. Still seem to be flowering after 2 weeks on 18/6. Any ideas how long to switch back to...