There’s been a serious crash in North Canterbury.

A police spokeswoman told Chris Lynch the crash involved two cars on Karaka Road (SH7) about 10.10am.

The crashed happened near the Hurunui Hotel.

A St John spokesman said they sent two ambulances and a helicopter.

Two patients have been airlifted to Christchurch Hospital, one with serious injuries and one with minor injuries.

Traffic management is in place.