Concord is the most famous American grape, described by Horace Greeley as "the grape for the millions" with vigorous, hardy and productive vines that produce medium-sized clusters bearing large blue-black berries. Concor...
Black Spanish is an older variety that is tolerant to Pierce’s disease (it can carry the disease and thus be a source of infection if insect vectors are present with no reduction in yield, but Black Spanish vines sold ...