Here are two good grow guides and a faq with every single thing you need to know from seed to harvest: http://marijuanagirls.com/MarijuanaF...GrowGuide.html
http://www.weedfarmer.com/cannabis/
http://www.drugs-forum.com/growfaq/G...c%20Topics.htm

As well as this one, the plant abuse chart, it will help you diagnose (with pictures) anything deficiency your plant may be having plus tell you how to correct it, its fucking awesome: http://www.drugs-forum.com/growfaq/97.htm

There, read those and bookmark them for reference, and you should be straight