DUDE! im going to spread a little holiday joy... first off back that damn light away from that seedling, your frying that thing like an egg. i feel bad for that thing. next get a ppm pen and a ph pen, 150 ppm veg nutes with 50 of that being cal mag. then get a ph pen and make sure its like 5.8 Lastly remove some water from your rez so the net pot isnt in the water and hand feed threw the hydroton untill roots hit the water. a kilowatt per gallon pump wise and your straight bb kush...well that is untill its time for the next step