Herz will not start Friday against the Pirates as the game has been postponed due to inclement weather.
Friday's tilt will be made up Saturday as part of a doubleheader, and Herz will likely pitch in the first game. The southpaw is 2-7 across 15 starts this season with a 4.09 ERA, 1.27 WHIP and 88:26 K:BB in 70.1 innings.