been growing for 9 weeks,first 4 under a 400 watt hps.light on 24-7plants in 4 gallon pots.6 plants total....miracle grow soil mixed with peet moss...used maxigrow in veg stage....went to 12--12 at 5 weeks under same light...switched to maxi bloom,1 tsp.per gallon about every 4 days...light is about 18-22inches above plants....budding very nicely....but two plants getting alot of leaves with brown spots and turning yellow and dying same plannnnts are different color green all of a sudden...hopefully this is enough info for someone to give me an opinion,or advice.....if not please tell me what more you mite need.....thank you..