artichoke blue Cynara England english flower flowerhead garden Great Britain head mauve petals purple summer vegetable bougainvillea bracts bright clambering-vine climbers color colored colorful colors colour coloured colourful colours cultivars evergreen flora flowering-plants flowers green greenery leaves ornamental-plants paper-flowers papery popular showy sprays spreading thin thorny vine vivid woody allium ball natural nature onion ornamental pink stem trellis big blooming blossom blossoms branch branches bud buds gardening light magnolia pastel sky spring springtime sunlight tree trees Armeria maritima coastal Cornish cornwall rocks thrift wild Christmas rose city garden Hellebores nature. pink hues purple hues winter winter colours winter flower abundance abundant clematis climber cultivar lush petal profusion success "comp03" Spring flowers white wild grass Wild Iris wild mountain loop