aster alpinus or alpine aster purple or lilac flower with a bee

alpine alpinus apis arboretum aster asteraceae asteralpinus asterfarreri asterinae beautiful beauty bee bloom blossom blue collecting color daisy farrer farreri farrersaster flora flower flowerhead garden head herb honey honeybee like lilac mellifera nature nectar orange ornamental outdoors perennial petals plant pollen purple season spring sting summer top wings worker yellow