Akebia chocolate vine climber climbing flower garden natural nature plant purple shrub spring vine allium ball blossom blossoms gardening leek plants violet backdrop background bush bushes clary flowering plant Germanders groundcover herb pink Purple loosestrife subshrub verbascum abstract closeup dew green leaf leafs saavem sepal sepals spit texture white angustifolia Coruña flowers herbaceus lavanda lavandula lavender perennial bright petals red summer vivid yellow abundant England flowering loosestrife Lythrum salicaria many spike stem Sussex tall water