Can someone please tell me why my plant may have stopped growing and if this picture of my babies look right....first time grower...i dont kno how to post a picture but there like 1inch and a half nd just stopped they started so rapidly outside then i put them in solo cups seperate and built a grow box for them they first day i seen a spurt now nothing there about 2inches from florecent bulbs no yellow? Idont understand someone help