| On Grass/Turf - Grass | ||||||||||||||
| Date | Opp | INN | GS | QS | CG | W | L | S | BS | K | BBI | HA | ERA | WHIP |
| 5/13/13 | vsMIL | 7.0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 6 | 0 | 7 | 3.860 | 1.0000 |
| 5/18/13 | vsHOU | 7.0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 7 | 4 | 5 | 1.290 | 1.2900 |
| 5/24/13 | atMIL | 7.0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 6 | 2 | 3 | 2.570 | 0.7100 |
| 5/29/13 | vsDET | 6.0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 5 | 4.500 | 1.5000 |
| 6/3/13 | atATL | 5.0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 5 | 3 | 8 | 10.800 | 2.2000 |
| 6/8/13 | atCHC | 8.1 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 5 | 3 | 4 | 2.160 | 0.8400 |
| TOTAL | 40.1 | 6 | 5 | 0 | 1 | 3 | 0 | 0 | 33 | 16 | 32 | 3.790 | 1.1900 | |