A car has collided with a garden fence and overturned on the B3081 near Ebblake as Ringwood Road turns into Verwood Road.
The incident happened early on Saturday morning and emergency services including the Police and Ambulance attended.
Dorset Police was called at 5.57am to a report of a single vehicle collision on Verwood Road.
A grey Volkswagen Golf has overturned and the driver of the car was taken to hospital for treatment.
A 26-year-old Bournemouth man has been arrested on suspicion of a driving offence.