Ok so my girls have about a month left of flowering.. an noticed on one of the girls the leaves are turning quite purple.. .. like the whole plant damn near.. anyway theres 2 that are the same strain.. only 1 is turning purple tho.. thoughts.???. also the night temps are a good bit colder.. hopefully its a good thing its purple rather then a def.. also how do they look, also have a white cheese that just showed her hairs last night an another afgahn that hasnt shown yet but looks like its gonna b female