| On Grass/Turf - Grass | ||||||||||||||
| Date | Opp | INN | GS | QS | CG | W | L | S | BS | K | BBI | HA | ERA | WHIP |
| 4/23/13 | atBOS | 7.0 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 7 | 1 | 3 | 0.000 | 0.5700 |
| 4/28/13 | vsBAL | 6.0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 9 | 7.500 | 1.5000 |
| 5/4/13 | atNYY | 5.1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 3 | 0 | 6 | 5.060 | 1.1300 |
| 5/9/13 | atCLE | 4.0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 4 | 0 | 8 | 13.500 | 2.0000 |
| 5/14/13 | vsTEX | 6.0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 4.500 | 0.8300 |
| 5/20/13 | atTEX | 7.0 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 3 | 2 | 6 | 2.570 | 1.1400 |
| TOTAL | 35.1 | 6 | 3 | 1 | 2 | 2 | 0 | 0 | 20 | 4 | 36 | 4.840 | 1.1300 | |