This is a sturdy shrub with firm erect branches. the panicles consist mainly of pure white ray-flowers that turn to a good pink at the end of the flowering period.  The RHS Trials at Wisley  said Good

Gardens found in the 28 pre 2000 surveyed:  DA  WR

Gardens found in the 10 surveyed in 2010: DA LHS WS ESV KAL AW

UKPlant Finder: 2012 = 2 nurseries