I ran into this website last week, and I'm finding it very helpful. I just wanted to pass it along. What you do is input almost any strain, and it'll tell you the effects of the strain. It'll tell you if it's good for pain or not, It'll tell you the suggested activities to do on that strain. I believe they're going to update it soon with strain pictures, smell and taste profiles. Marijuana Strain Reviews and Guide - Leafly EDIT: Saosko informed me that there is also an iphone app called istrain and it can be downloaded for free. Just wanted to pass along the info.
If you have an iPhone you can dl a great strain guide app called istrain, for free, just thought I'd share.