A compact, free-flowering plant is best in an alkaline soil to give pleasing easy-pink mopheads. Purple in acid compost ageing to red. 1.5m

Gardens found in 28 pre 2000 surveys DA  LHS WIN LAG TR WS RW ABG ABJ WAA MS ESV

Gardens found in the 10 surveyed in 2010: DA ESV ABG NAN AW

UK  Plant Finder 2012 = 4 nurseries