With Grace out of the pool he doesn't have to worry about hurting anyone else as he slashes at the plants. He's free, he could get out but decides that the best option is to kill as much of it as he can.

Once he has torn, bitten and shredded enough of the plant to satisfy him Ashley pulls himself out of the pool. The giant wolfman flops unceremoniously out of the water and straight onto his back, sending water everywhere. Chest heaving for breath he lays there for a few minutes staring at the sky.