I would keep at least one of them until you know it is male or you can smoke it. Who knows? It may just be the best smoke you have ever had. If so, then revert it and make it a mother. Usually males show up about the same time females do, sometimes a little later. I've had males dropping pollen within 1 month of flowering.
Opie Yutts Reviewed by Opie Yutts on . 4 plants, 1 week into flower So I started 4 plants flowering last week by their own request (Two were showing quite a few obvious female pre-flowers). Now the two that were showing the pre-flowers are starting to reveal themselves in all their feminine glory, however the two that weren't producing pre-flowers I still haven't been able to sex yet. Here's the catch, the two obvious females are the two with genetics I KNOW I want to keep, and the two that haven't shown signs yet are two I was growing basically just to Rating: 5