At the end of the 2021/2022 wine year, according to the wine register, there were more than 17,900 ha of vineyards in the Czech Republic, of which almost 900 ha (896 ha) were planted with PIWI varieties, ie 5.0 %. The development of the area under cultivation of the PIWI varieties since 2012 is roughly represented by a growth line (Figure 1). In the last ten years, the area under cultivation has increased fivefold, and around 75 hectares are replanted every year.