sand leek allium scorodoprasum, also known as rocambole and korean pickled-peel garlic

allium attractive bloom blooming botanic botany bulb bulbils circular decorative eggshaped european family flora flower flowering garden garlic hedgerows hillside horticulture intensive korean leek meadows onion perennial pickledpeel plant propagation purple rocambole rotund round sand scorodoprasum species violet wild woodland