Marcell Ozuna put the Cardinals up 1-0 in the bottom of the sixth on a blast midway up Big Ac Land in left field for his 25th home run of the season.
The Cardinals take a three-game lead in the NL Central into Tuesday's 6:45 p.m. meeting with the Giants at Busch Stadium. Jack Flaherty, who earlier in the day was named NL pitcher of the month, starts for the Cardinals against Dereck Rodriguez.