Wetherholt is out of the lineup for Sunday's game against the Blue Jays.
Wetherholt will get his first day off since July 8 while the Cardinals go with Jose Fermin at the keystone in the series finale in Toronto. The National League Rookie of the Year frontrunner has gotten off to a slow start at the plate to begin the second half, slashing .190/.292/.333 with three home runs, three steals, five RBI and 11 runs over 16 games.