TRELLIS CHOICES

  A.     All trellis types need strong end posts with some type of 

           bracing

                   B.     Single High wire

                            1.      For less vigorous varieties with trailing growth                  

                                      habit

                            2.      Common row spacing 10ft., plant spacing 6-8 

                                      ft., fruiting wire 5-6ft. off the ground

                    C.     Vertical Shoot Positioned

                             1.      For varieties with upright growth habit

                             2.      Common row spacing 10 ft., plant spacing 6-

                                       8ft.,  fruiting wire 3 ft. off the ground

                    D.     Geneva Double Curtain

                             1.      For vigorous varieties with trailing growth 

                                       habit

                             2.      Common row spacing 12 ft., plant spacing 6-8 

                                       ft., 4 ft. between fruiting wires, 5-6 ft. off the   

                                       ground

                     E.      Lyre

                             1.      For vigorous varieties with upright growth 

                                       habit

                             2.      Common row spacing 12ft., plant spacing 6-8 

                                       ft., 4 ft. between fruiting wires, 3 ft. off the 

                                       ground

Footnote:  Fruiting wire refers to the wire that the fruiting cane or cordon is trained on

Suggested reading material:   Sunlight into Wine    by Richard Smart & Mike Robinson ( an in depth study of Winegrape Canopy Management)