Do Pistils Form Without A 12 12 Light Cycle?

Do Pistils Form Without A 12 12 Light Cycle? Pistils are a great indicator of how your female cannabis plants are progressing. With the onset of a 12/12 light cycle, the pistils will be completely white. Somewhere around week 4-6, midway through flowering, is when the first orange, red and/or pink colours begin to emerge