I FIM'd mine after the 4th set of leaves and it turned out a beauty with 6 main stems growing looong buds.
In fact I have pictures from today posted of that plant in my log.

Puffzter
Puffzter Reviewed by Puffzter on . Seedsman white widow x 4 feminised, Wilma grow system Hi guys just new to the site, firstly my friend has purchased a xl budbox tent 1.2m x 1.2m x 2m, 600w hps light system, carbon filter fan system and a 4 pot wilma flood and drain system. So far everything is setup perfect and the seeds have just been planted for germination in a unheated propagation tank (using nutrient soaked rockwool) which has been placed in warm cupboard above the water heating system. The guy has done quite alot of backround research into this but wants to find out a Rating: 5