this is normal for the those round first leaves to yellow and fall off no worry"s unless your other leaves start to turn yellow and curling then its ethier the soil which means the ph level or the light is burning them
first take your plant soil and all and soak it in luke warm water until all soil is gone take soil and bake the soil becuase it kills the bugs and any eggs of there and replant keep area clean
wait until the soil gets crusty on top in those cups do they have holes in the bottom that could be s problem to in those cups they wont get root bound until there about a month old
i harvested mine like 2months and a week after i switched the lights.....best high i got cuz i was high body and mind for like 2 1/2 hours off a joint and then a body high lasted the whole day but when i was high i felt high as fuck but for sum reason me and the ppl i smoked it with could be...
no he jus grew it outside hes dumb as fuck he dont know how to do that.............but you can sell it for cheaper i was jus sayin who know how much those sacks were so you can compare and get your prices set and shit,