Not available in nurseries or Garden Centres in UK and probably not in Europe.
Not known whether it is a cultivar or species although there is a form called thunbergii congesta whether this is it is unknown.
An unusual plant of little garden merit.
The narrow short panicles are densely packed with white flowers but there are insufficient numbers to make an impact.
Medium – 61-80cm
Mid-season – 16th-31st July
|density of flowers||Dense|