Ok, so I have 16 vines right now on 4 trellises (4 vines per trellis): 4 Cab Franc, 2 America, 2 Baco Noir, 2 Cayuga Whites, 2 Chardonel, 2 Marquette and 2 table varieties. I have room to add 2 vines to each trellis and I am wondering what is the minimum number of vines I need of each variety to...