![Close up of Centaurea cyanus Blue Ball A Cornflower that is a summer flowering hardy annual of the asteraceae family Stock Photo - Alamy Close up of Centaurea cyanus Blue Ball A Cornflower that is a summer flowering hardy annual of the asteraceae family Stock Photo - Alamy](https://c8.alamy.com/comp/2D7FJ1J/close-up-of-centaurea-cyanus-blue-ball-a-cornflower-that-is-a-summer-flowering-hardy-annual-of-the-asteraceae-family-2D7FJ1J.jpg)
Close up of Centaurea cyanus Blue Ball A Cornflower that is a summer flowering hardy annual of the asteraceae family Stock Photo - Alamy
![Centaurea cyanus 'Blue Ball' (Cornflower, Bachelor Button) Close up of single cornflower backlit against white background Stock Photo - Alamy Centaurea cyanus 'Blue Ball' (Cornflower, Bachelor Button) Close up of single cornflower backlit against white background Stock Photo - Alamy](https://c8.alamy.com/zooms/9/a414d031befa4389b402afa04d32a305/f4yxxh.jpg)
Centaurea cyanus 'Blue Ball' (Cornflower, Bachelor Button) Close up of single cornflower backlit against white background Stock Photo - Alamy
![Close up of Centaurea cyanus Blue Ball A Cornflower that is a summer flowering hardy annual of the asteraceae family Stock Photo - Alamy Close up of Centaurea cyanus Blue Ball A Cornflower that is a summer flowering hardy annual of the asteraceae family Stock Photo - Alamy](https://c8.alamy.com/comp/2D7FHR5/close-up-of-centaurea-cyanus-blue-ball-a-cornflower-that-is-a-summer-flowering-hardy-annual-of-the-asteraceae-family-2D7FHR5.jpg)
Close up of Centaurea cyanus Blue Ball A Cornflower that is a summer flowering hardy annual of the asteraceae family Stock Photo - Alamy
![Close up of Centaurea cyanus Blue Ball A Cornflower that is a summer flowering hardy annual of the asteraceae family Stock Photo - Alamy Close up of Centaurea cyanus Blue Ball A Cornflower that is a summer flowering hardy annual of the asteraceae family Stock Photo - Alamy](https://c8.alamy.com/comp/2D7FJ5T/close-up-of-centaurea-cyanus-blue-ball-a-cornflower-that-is-a-summer-flowering-hardy-annual-of-the-asteraceae-family-2D7FJ5T.jpg)