LONDON, May 14 (Reuters) - British wages excluding bonuses - which are being watched by the Bank of England as it considers when to cut interest rates - grew by 6.0% in the three months to the end of March compared with the same period a year earlier, official data showed.

Economists polled by Reuters had forecast wage growth of 5.9%.

(Reporting by Suban Abdulla; Editing by Kate Holton)