Sittin waitin wishin

It's looking a little to dark green, and the stems on the fan leaves are going from green to red to purple, so I would say its a phosphorous deficiencies. What type of soil / medium are you growing it in? What is your ph level?

 

You don't mention the age of the plant but generally, they'll show sex at around 8+ weeks of age. The female will shoot out a pistil exactly in the center or the "V" between the stalk and a shoot or growth out from it. If it's a male, the part that shows will be away from the center of the "V". You can google "sexing marijuana plants" for some really simple hand drawn illustrations and pictures of what you should be looking for. Your plant has a nice thick stalk and is a nice size and it looks like it's a pretty good color. But to make any other predictions about it, you'll need to give us more information about what you're growing in/with and how you're managing it. A myriad of things could be causing it to do the droop. Most of the time, it's related to a watering issue...either over watering or under watering. Just fill us in a bit and maybe we can give you some suggestions. Good job so far!! TWW