why did you not fill the pots with soil to the top? you need to carefully tip those out into your hand, seedlings in the gaps between your fingers, so as not to damage them, then put them into new pots of soil.
one to a pot, you may have to sacrifice one of the seedlings in the pots with two...
weed supressing fabric, the heavy duty black woven one works best, then cardboard, then another layer of black weed supressing fabric, give it a year or so ,ans voila, no more weeds, then just use wood chips
skunk took a beating from the press about causing psychotic reactions in people, unfortunatly they class every strong strain as skunk. i think breeders turned away from the strain so as to take the spotlight off of them, seems odd that they just disapeared.
you will find it in private growers...