ShowingHerbsHerb plantsHow much sun : SunFacing : WestSoil type : Heavy clayFlower colour : WhiteFlowering month : JulySpecial features : Sublime umbelliferasAttractive to wildlife : Attractive to butterflies and mothsPosition : Next to a pondUsed at Chelsea : 2011 - Cleve West - Daily TelegraphSoil moisture : Dampclear all