tin foil is a no no for reflection google it. and looks like there is a bug eating at the plants holes in a leaf and a piece missing . and see all the 1 finger leafs. those plants need to place into a trash can . buy some seeds get something you will be able to smoke after its harvested . mj plants most of the time have 5 and 7 finger leafs . if you see 1 finger leaf the genetics are totally gone in the plant