asteraceae dahlia cultorum grade canopus white and pink yellow core

and aster asteraceae asters autumn background beautiful beauty big bloom blossom blossoming botanic botanical botany bright bud budsone burgeon button canopus closeup color colorful core cultivation cultorum dahlia flora floral florescence flower flowerbeautiful flowers foliage fresh garden grade green ground growing growth large leaf major natural nature one petal pink plant season spring summer summertime verdancy white yard yellow