can I plant marquis,reliance,and somerset in the same area 8ft. apart?,these are all seedless.
Genesee County Michigan
Yes you can plant multiple varieties in the same trellis
Check out the MSU Viticulture pages
The publication you are looking for is E2645 Planting and Early Care of Vineyards
Check out Tom Zabadal's Viticulture channel on YOUTUB