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    Ontario

    Ontario is a grape variety with white berries.1

    Its country of origin is United States.2

    In 2023 it covered 0.2 hectares of bearing vineyards worldwide, ranking 1414 of 1497 varieties in the database.2

    It is now grown in one country only: Poland.2

    VIVC lists its parents as Winchell × Moore's Diamond, a pedigree confirmed by DNA markers.1

    vinoluma engraving: a schematic leaf, not a botanical description of the variety.
    Berry skin (VIVC)
    white1
    Origin
    the United States2
    Area, 2023
    <1 ha2
    World rank
    1414 / 14972
    VIVC
    № 87761
    parentWinchell
    parentMoore's Diamond
    Ontario

    confirmed by DNA markers (VIVC)

    Area by country

    1. Poland0.2 ha

    Area, 2023

    Where Ontario grows

    1. Originthe United States
    2. AreaPoland

    Countries from the University of Adelaide database; dots mark country centres, not regions.

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    Offspring (VIVC)

    Parents

    Other varieties from United States

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    All varieties in the database →

    Sources

    1. VIVC passport no. 8776. Vitis International Variety Catalogue (VIVC), Julius Kühn-Institut, 2026. level 2
    2. Database of Regional, National and Global Winegrape Bearing Areas by Variety, 2000 to 2023. Anderson K., Nelgen S., Puga G. Wine Economics Research Centre, University of Adelaide (CC BY 4.0), 2026. level 3