It ran from October 2017 to April 2018, with 16 provincial teams taking part.
Western Province beat Gauteng in the final to win their eighth one-day title.
[1] The tournament ran concurrently with the 2017–18 CSA Women's Provincial T20 Competition, with matches played either the day before or day after the corresponding encounter between two teams in the T20 tournament.
Advanced to the second round group stages, joining the Top 6 teams Advanced to the semi-finals In addition to the semi-finals and final, a number of placing matches took place at the University of the Free State on 7 and 8 April 2018.
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