fleshy flowers leaf leaves natural nature norway norwegian plant Sedum succulent wild yellow England english garden Great Britain Lychnis petals pink plants red summer anemone bank euphorbia flora Greece Greek green spring spurge biennial Caryophyllaceae Dianthus grow sweet William clump delicate flower pale shady Soil woodland abundant background bush Lantana many orange profusion shrub texture bright cultivar lupin lupinus perennial purple showy white bells blue Campanula cottage display home house rural Sussex