Updated 12.58pm: A teenager charged with the serious assault of an elderly Waikanae couple in their own home, has pleaded guilty.

18-year-old Hohepa Wallace has also pleaded guilty to burglary in relation to the attack on Dennis and Eileen Philips in December.

In court today police said the couple were both left unconscious, and with serious injuries.

Mr Phillips left with a broken face, and Mrs Philips with a swollen brain.

Hohepa Wallace will be sentenced in February.