Quote Originally Posted by Jerry Garcia 2007
I have not read that book only this web site and the way I have learned is to water up until harvest. That way you ensure you have gotten to the plants full potential. I have read where some start cutting out adding nutes around that time, but not water.

JG
I'm with Jerry on this one... I'd stop giving nutrients a couple weeks before harvest, giving only plain water. Washing all the nitrogen out of the soil (depriving the plant of N) is what will cause the plant to consume all its clorophyll, which is a good thing.