ShowingSoil type : Moderately fertile, moist but well-drained soil, or peat-free general purpose compostFacing : WestSowing month inside or protected : MayFlower colour : PurpleAttractive to wildlife : Attractive to beesFlowering month : JulySowing month outside : MarchKitchen garden planting guidelines : Suitable for large container gardeningHardy : Yesclear all