When to add bloom nut

[moe323]

hi. i am just a bit confused as to when i should be adding my dutch fest bloom nutrient. do i add it as soon as the lights are cut back or do i have to wait a bit first.
thanks in advanced

 

[Ms.Fox]

I start the bloom nuts as soon as I flip to 12/12. ;-)

 

[xjackflashx]

first signs of sex or first time you start your 12/12 cycle...