get rid of the that red tarp asap thats obsorbing alot of light eitha go with dull white or anything relfective a cheap reflecter would be the dull side of tin foil(the shinny side will cause burn) bring what ever lights u have now within a inch of plants i dont think they'd respond badly to a mh light at all it looks like there really lumens deprived an stretched out from the bottom those stems could be thicker as well jus take it as a learning experience and im sure u'll do better