3 days or more of darkness before harvest

I have a Purple Haze that is in the 5th week of flower, my question is, is it a good idea to keep her in darkness before harvesting and for this strain how long should it be left in the dark

Here is a thread where we addressed this idea pretty thoroughly:

Hope this helps,


Think of your last day like this. On the farm, on the morning of the harvest; You want to get the plants cut down before they receive too much light and want to uptake nutrients. This is why we harvest at the beginning of the day, instead of the end of day.

If the lights are out, then the plant is not taking nutrients.

Do you feed nutes and water with lights on