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    Passau

    Vitis vinifera L.

    Passau is a grape variety with black berries.1

    Its country of origin is Italy.2

    The latest figure in the database is for 2016: 3.4 hectares; no area is listed for 2023.2

    It was grown in one country only: Italy.2

    Between 2000 and 2016 its area shrank by 72%.2

    VIVC lists its parents as Dolcetto × Chatus, a pedigree confirmed by DNA markers.1

    Crossed in 1936 by Dalmasso, Giovanni.1

    VIVC records 3 other names for it.1

    vinoluma engraving: a schematic leaf, not a botanical description of the variety.
    Berry skin (VIVC)
    black1
    Origin
    Italy2
    Area, latest data: 2016
    3.4 ha2
    VIVC
    № 89651
    parentDolcetto
    parentChatus
    Passau

    confirmed by DNA markers (VIVC)

    Area by country

    1. Italy3.4 ha

    Area, 2016

    125.23.42000201020162023
    World area, ha 2

    Where Passau grows

    1. OriginItaly
    2. AreaItaly

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

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    Other names

    Dalmasso 17-25 · I.d. 17/25 · Incrocio Dalmasso XVII/25

    Parents

    Other varieties from Italy

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    All varieties in the database →

    Sources

    1. VIVC passport no. 8965. 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