I love his physical abilities. However, he doesn't have great hands, and appears to not relish contact a great deal. Bottom half of the rd 1 is where I'd take him. Maybe he can be improve on these drawbacks early in his pro career with proper coaching.
Now C watkins is the complete WR.... I think Simieon Rice is even ahead of Ginn purely as a receiver at this juncture, save the explosiveness.