Centaurea montana (Mountain Cornflower) - Gardenia
https://www.gardenia.net/plant/centaurea-montana-mountain-cornflower
WebPrized for its flamboyant, rich blue flowers, Centaurea montana (Mountain Cornflower) is an erect, stoloniferous, clump-forming perennial with fringed, blue flowers, 2 in. wide (5 cm), adorned with reddish blue, thistle-like centers from late spring to early summer.
DA: 62 PA: 12 MOZ Rank: 39