Hi there .I am new to Maine's medical marijuana and to this forum.Looks like a great source of info sharing and I am sure you all have lots of experience ,I lack. Please help.I have currently 20 1 ft plants and 10 .5 ft plants of select breeds.( sour diesel,trainwreck,super silver haze, ect.)I also have purchused 1 400 mh and 1 1000 hps with a 5x5x81" tent and a4x4x81" tent.Right now the plants are under the 400 mh because prior they were against windows and not self supportive.Currently they have become self supportive, however they are yellowing,browning and dying.i dont want to lose this crop.It is my medicien and I cant buy no more, now that I am growing.( Trying to follow laws govering program.)Does any ony know what might be up? I failed to mentioned that I have them on 24 hr to veg.I apprieciate any help that may follow.Also sex shows on 3plants but not others.I want to see sex as these were from seed and I want to not repot male in my foxfarm dirt.I also should mention that these plants are all in 16 0z cups. Could that be it? Please help.