blooming purple-flowered fleabane or little iron grass, ash-colored flea, ash-colored iron grass

abstract art ash-colored asteraceae background beautiful beauty bloom blooming blossom botanical cinerea closeup color field flea fleabane flora floral flower food fresh garden grass gray green grey herb iron ironweed lawn leaf little meadow natural nature outdoor petal pink plant prairie produce purple purple-flowered season seasonal short shrub small spring summer thai thailand tropical vegetable vernonia view violet weed white wild wildflower