| 2012-04-29 | HOU | 21.192 | L 5-6 | @ CIN | 1 | 21 | - | ST | 6.0 | 4 | 3 | 3 | 1 | 3 | 5 | 101 | 40 | 61 | 60% | 0-0 | 4.50 | 1.17 |
| 2012-05-15 Recalled from Oklahoma City (AAA) |
| 2012-05-15 | HOU | 21.208 | L 3-4 | @ PHI | 2 | 22 | - | ST | 6.0 | 6 | 3 | 1 | 2 | 1 | 4 | 93 | 33 | 60 | 65% | 0-0 | 3.00 | 1.17 |
| 2012-05-20 | HOU | 21.213 | W 1-6 | vs TEX | 3 | 23 | L | ST | 5.0 | 9 | 6 | 6 | 1 | 3 | 6 | 117 | 46 | 71 | 61% | 0-1 | 5.29 | 1.53 |
| 2012-05-21 Optioned to Oklahoma City (AAA) |
| 2012-05-28 Recalled from Oklahoma City (AAA) |
| 2012-05-28 | HOU | 21.221 | L 6-7 | @ COL | 4 | 24 | - | ST | 5.0 | 6 | 6 | 4 | 1 | 2 | 3 | 81 | 30 | 51 | 63% | 0-1 | 5.73 | 1.55 |
| 2012-05-29 Optioned to Oklahoma City (AAA) |
| 2012-06-03 Recalled from Oklahoma City (AAA) |
| 2012-06-03 | HOU | 21.227 | L 5-3 | vs CIN | 5 | 25 | W | ST | 7.0 | 5 | 2 | 2 | 1 | 2 | 3 | 98 | 37 | 61 | 62% | 1-1 | 4.97 | 1.41 |
| 2012-06-09 | HOU | 21.233 | L 1-10 | @ CHA | 6 | 26 | L | ST | 4.1 | 7 | 5 | 4 | 0 | 3 | 0 | 88 | 37 | 51 | 58% | 1-2 | 5.45 | 1.55 |
| 2012-06-15 | HOU | 21.239 | L 2-6 | @ TEX | 7 | 27 | L | ST | 4.1 | 8 | 5 | 3 | 0 | 2 | 1 | 89 | 41 | 48 | 54% | 1-3 | 5.45 | 1.61 |
| 2012-06-20 | HOU | 21.244 | W 1-2 | vs KCA | 8 | 28 | L | ST | 7.0 | 3 | 2 | 2 | 0 | 0 | 4 | 84 | 27 | 57 | 68% | 1-4 | 5.00 | 1.42 |
| 2012-06-26 | HOU | 21.250 | L 5-3 | vs SDN | 9 | 29 | W | ST | 6.1 | 6 | 1 | 1 | 1 | 4 | 4 | 102 | 42 | 60 | 59% | 2-4 | 4.59 | 1.45 |
| 2012-07-02 | HOU | 21.256 | L 2-11 | @ PIT | 10 | 30 | L | ST | 4.0 | 9 | 7 | 7 | 2 | 0 | 6 | 84 | 28 | 56 | 67% | 2-5 | 5.40 | 1.51 |
| 2012-07-08 | HOU | 21.262 | W 3-5 | vs MIL | 11 | 31 | - | ST | 7.0 | 6 | 2 | 2 | 1 | 1 | 3 | 98 | 36 | 62 | 63% | 2-5 | 5.08 | 1.45 |
| 2012-07-17 | HOU | 21.271 | L 2-8 | @ SDN | 12 | 32 | L | ST | 6.0 | 11 | 5 | 5 | 1 | 2 | 3 | 115 | 43 | 72 | 63% | 2-6 | 5.29 | 1.51 |
| 2012-07-22 | HOU | 21.276 | L 2-8 | @ ARI | 13 | 33 | L | ST | 5.2 | 10 | 8 | 5 | 2 | 0 | 2 | 94 | 36 | 58 | 62% | 2-7 | 5.47 | 1.53 |
| 2012-07-27 | HOU | 21.281 | W 5-6 | vs PIT | 14 | 34 | - | ST | 6.0 | 7 | 4 | 4 | 2 | 0 | 8 | 98 | 33 | 65 | 66% | 2-7 | 5.51 | 1.50 |
| 2012-08-01 | HOU | 21.286 | L 4-13 | @ MIL | 15 | 35 | L | ST | 5.0 | 9 | 9 | 7 | 2 | 2 | 3 | 108 | 36 | 72 | 67% | 2-8 | 5.93 | 1.54 |
| 2012-08-07 | HOU | 21.292 | W 2-3 | vs WAS | 16 | 36 | - | ST | 7.0 | 3 | 2 | 2 | 1 | 3 | 6 | 114 | 46 | 68 | 60% | 2-8 | 5.67 | 1.49 |
| 2012-08-12 | HOU | 21.297 | W 3-5 | vs MIL | 17 | 37 | L | ST | 7.0 | 8 | 4 | 2 | 1 | 0 | 5 | 103 | 32 | 71 | 69% | 2-9 | 5.45 | 1.46 |
| 2012-08-18 | HOU | 21.303 | W 4-12 | vs ARI | 18 | 38 | L | ST | 4.0 | 8 | 7 | 5 | 0 | 3 | 4 | 80 | 32 | 48 | 60% | 2-10 | 5.68 | 1.51 |
| 2012-08-24 | HOU | 21.309 | W 3-1 | @ NYN | 19 | 39 | W | ST | 6.0 | 3 | 1 | 1 | 1 | 2 | 4 | 90 | 34 | 56 | 62% | 3-10 | 5.45 | 1.48 |
| 2012-08-30 | HOU | 21.315 | W 4-8 | vs SFN | 20 | 40 | - | ST | 5.0 | 7 | 3 | 3 | 0 | 0 | 2 | 85 | 31 | 54 | 64% | 3-10 | 5.45 | 1.47 |
| 2012-09-04 | HOU | 21.320 | L 2-6 | @ PIT | 21 | 41 | L | ST | 4.2 | 7 | 5 | 4 | 0 | 1 | 5 | 92 | 35 | 57 | 62% | 3-11 | 5.57 | 1.49 |
| 2012-09-11 | HOU | 21.327 | L 1-0 | vs CHN | 22 | 42 | W | ST | 5.0 | 2 | 0 | 0 | 0 | 2 | 5 | 94 | 43 | 51 | 54% | 4-11 | 5.34 | 1.46 |
| 2012-09-16 | HOU | 21.332 | L 7-6 | vs PHI | 23 | 43 | - | ST | 5.0 | 5 | 4 | 4 | 0 | 4 | 6 | 83 | 34 | 49 | 59% | 4-11 | 5.41 | 1.48 |
| 2012-09-23 | HOU | 21.339 | W 1-8 | vs PIT | 24 | 44 | L | ST | 4.0 | 6 | 3 | 3 | 0 | 1 | 4 | 79 | 30 | 49 | 62% | 4-12 | 5.45 | 1.48 |
| 2012-09-30 | HOU | 21.346 | W 7-0 | @ MIL | 25 | 45 | W | ST | 9.0 | 4 | 0 | 0 | 0 | 1 | 3 | 102 | 39 | 63 | 62% | 5-12 | 5.11 | 1.43 |