rye field in poland

poland mazovia rye field farming countryside polish polonia country rural mazowsze mazowia masovia agriculture husbandry nature plant secale genus cereal young spring ear spike spikes ears centaurea cornflower centaury knapweed cornflowers flower flowers blue centory starthistles knapweeds centaureas starthistle bachelors button bluebottle boutonniere hurtsickle cyani cyanus bluets