!st outdoor grow plz help

ok, so this is my 1st attempt to grow outdoor and the bottom half leaves on my plant r turning yellow and brown what should i do? plz help and male or female?

its to young to tell if there male or female...and i dont know why it looks sick on the bottom.what kind of soil do u have them in?

i found out, lol looked it up it has spots on the bottom yellow leaf and it says it lacks phosphate
thx neway tho

looks like you got leaf septoria bro