Hi there, yes they are growing in a pc case, I am using 4X25watt cfl cold light, and the temp is about 30 celcius degrees. As far as it concerns watering, a friend of mine was taking care of them, I think he was watering them 2 times a week. When I picked them up they looked like this:
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I am using nutrient with an NPK ratio of 6-5-6. Since saturday I am feeding them daily with a small amount of water/nutrients and I plan to stop for a couple of days.