campanula sibirica, campanula undulata , purple bell flowers in summer garden. background

blue campanula purple petal bloom blossom nature green floral beautiful background plant flower flora natural campanulaceae closeup color violet spring bell botany bellflower garden gardening botanical summer bellflowers beauty bluebell bright fresh macro outdoor blooming harebell colorful perennial meadow creeping bouquet mountain flowers peach leaved sibirica undulata garden background