ShowingSoil type : Moderately fertile, moist but well-drained soil, or peat-free general purpose compostEvergreen / deciduous : EvergreenSpecial features : FloweringFlower colour : PurpleAttractive to wildlife : Attractive to butterflies and mothsUsed at Chelsea : 2012 - Arne Maynard - Laurent-PerrierPosition : Next to seating areasclear all