Number 2 looks like its the only healthy one. the 3rd one looks like its not going to do well by mold that seems to be on the leafs and its size. and 1 like the Smokealot said, it looks like its going in shock, or its just starving for nutrients. I say drop the money and get some General Hydroponic Nutes. get the 3 pack. Flora Grow, Flora Micro, Flora Bloom