When I was training #1 and #4 under the screen today I noticed #1 has some pistils, BOOSH! I took some quick pics of #1's and #4's preflowers and thought I would post em' up.
Pic 1 - #1
Pic 2 - #4
Pic 3 - #4, before training earlier this week
*edit: I made a mistake in the last update, #3 is...