| On Grass/Turf - Grass | ||||||||||||||
| Date | Opp | INN | GS | QS | CG | W | L | S | BS | K | BBI | HA | ERA | WHIP |
| 5/1/13 | vsTB | 0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 4 | 27.000 | 5.7100 |
| 5/5/13 | vsCHW | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 3 | 0.000 | 0.0000 |
| 5/7/13 | atBAL | 1.1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 2 | 0 | 0.000 | 1.5400 |
| 5/12/13 | vsNYY | 1.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0.000 | 0.5900 |
| 5/15/13 | atLAA | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.000 | 3.3300 |
| 5/18/13 | atOAK | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 0.000 | 1.0000 |
| TOTAL | 5.0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 6 | 2 | 10 | 9.000 | 2.4000 | |