Аннотация:Blackleg of potato is recognized as one of the most harmful disease of this staple. Recently, the genus Dickeya spp. were attributed new species of D. aquatica sp. nov., D. solani sp. nov., and D. fangzhongdai sp. nov. In addition, Scotland's experience of controlling the blackleg is briefly presented through conducting laboratory monitoring of their presence in potato plants and tubers.