According to the authors of “Encyclopedia of Hydrangeas” C.J. and D.M. Van Gelderen (2004       – Timber Press), ‘Blenheim Lacecap’ is an inconspicuous shrub, found in the wild. Flower heads                 are white, made up mostly of fertile flowers with only a few ray-flowers.

Gardens found in the 10 surveyed in 2010: None found