Lowryder purple jems

After 3 weeks of growing these only one outta of 6 has shown sex and its a boy how much longer before the girls start showing have them under a 400 mh and the male is in a rubbermaid under 5 flowering cfls both areas are on 18/6 light cycle reason for the worry is that i have a fem ww growing in there and i forgot to label her so shes in with the other hopefuls of jems not gonna flower her out but shes gonna b a mom for clones so i need to start hitting her with some nutes