black and white echinacea flower. big echinacea background for poster, branding, calendar, multicolor card, banner

beautiful echinacea black and white flower bloom blooming blossom botanical botany coneflower plant flora floral garden green leaf nature perennial petal asteraceae bud background blossoming botanic brauneria bright bunch closeup daylight detail eastern field head foliage group growth helichroa herbaceous intermedia ornamental outdoors rudbeckia speciosa trendy design