| Yellow | VS Club | Date | |
|---|---|---|---|
| 5 | Grimsby Town | 14-04-2018 | Match details |
| 4 | Accrington Stanley | 17-02-2018 | Match details |
| 4 | Cambridge United | 26-12-2017 | Match details |
| 3 | Forest Green Rovers | 07-04-2018 | Match details |
| 3 | Luton Town | 24-03-2018 | Match details |
| 3 | Cheltenham Town | 27-01-2018 | Match details |
