I have a 4×6 tent , 1000 watt MH bulb running at 75% , 10 part GH flora series nutes, temperature 70°-82°, humidity 45%-50% , my plants are 2 1/2 months old still taking the same amount of nutrients as they were when they were 1month. Ive optimized everything but the C02 ... i might just but an...