From the sources "Hydrangeas for American Gardens," by Michael A. Dirr (2004), and "Encyclopedia of Hydrangeas" C.J. and D.M. Van Geldere...Read Moren (2004 - Timber Press):
This is a dwarf form, only suitable as a pot plant and not for the garden. Flowerheads about 6" across, gentian blue or pink. Sepals are elongated and pointed, margins entire to slightly dentate. Pfau means "peacock."
From the sources "Hydrangeas for American Gardens," by Michael A. Dirr (2004), and "Encyclopedia of Hydrangeas" C.J. and D.M. Van Geldere...Read More