small delicate blue flowers of nigella sativa plant, also known as black caraway, cumin or kalanji, in a sunny summer day,

closeup blue macro flower white nature plant garden green blossom spring floral bloom petal flora beauty summer leaf beautiful natural gardening blooming color purple carnation field grass park meadow colorful season flowers outdoor outside background texture pattern textured backdrop fresh bright nigella cumin caraway kalanji small delicate sativa black sunny day photographed soft focus