| On Grass/Turf - Grass | ||||||||||||||
| Date | Opp | INN | GS | QS | CG | W | L | S | BS | K | BBI | HA | ERA | WHIP |
| 4/25/13 | atDET | 8.0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 3 | 5 | 3.380 | 1.0000 |
| 4/30/13 | vsTB | 7.0 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 7 | 1 | 5 | 2.570 | 0.8600 |
| 5/6/13 | vsCHW | 8.0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 9 | 2 | 2 | 0.000 | 0.5000 |
| 5/11/13 | vsNYY | 8.0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 5 | 2 | 6 | 2.250 | 1.0000 |
| 5/17/13 | atOAK | 8.0 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 9 | 1 | 6 | 2.250 | 0.8800 |
| 5/22/13 | atHOU | 7.0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 7 | 0 | 7 | 2.570 | 1.0000 |
| TOTAL | 46.0 | 6 | 6 | 1 | 1 | 3 | 0 | 0 | 41 | 9 | 31 | 2.150 | 0.8700 | |