blossom blue close-up flower flower head flower pot green. growth Isolated Objects isolated on white macro nature orange petal potted plant purple violet white background circle cluster group head pattern plant Sardinia symmetrical symmetry texture umbel umbellifer alpine canada coast conifers flora flower-head landscape meadow mountains natural seed seedhead slope stalk sub-alpine trees view Whistler allium ball England english flowers garden Great Britain onion ornamental pink stem trellis bright colorful colourful flamboyant flowerhead petals rich summer sunflowers yellow Dandelion spring Surrey Taraxacum uk united kingdom brassica canola crop farm field napus oilseed rape Sussex abundance abundant coneflower Echinacea many profusion