| On Grass/Turf - Grass | ||||||||||||||
| Date | Opp | INN | GS | QS | CG | W | L | S | BS | K | BBI | HA | ERA | WHIP |
| 4/22/13 | vsTEX | 6.0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 12 | 6.000 | 2.1700 |
| 4/27/13 | atSEA | 6.0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 5 | 4 | 9 | 4.500 | 2.1700 |
| 5/2/13 | vsBAL | 8.0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 3 | 2 | 8 | 2.250 | 1.2500 |
| 5/8/13 | atHOU | 6.2 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 6 | 0 | 8 | 4.050 | 1.1900 |
| 5/13/13 | vsKC | 4.2 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 7 | 0 | 12 | 13.500 | 2.5500 |
| 5/18/13 | vsCHW | 4.1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 2 | 11 | 8.310 | 3.0200 |
| TOTAL | 35.2 | 6 | 3 | 0 | 0 | 4 | 0 | 0 | 27 | 9 | 60 | 5.800 | 1.9300 | |