blooming of symphyotrichum novi-belgii or aster johannensis. rhizomatous perennial. september lilac flowers. sunny day

alpine aroma aster asteraceae asters autumn beautiful beauty bloom blossom botanical botany bunch bush daisies day delicate elegance field flora floral floribundus flower flowerbed garden green growth horizontal horticulture johannensis lilac macro meadow nature nobody novibelgii park perennial petals plant purple rhizomatous september stem summer sun symphyotrichum tardiflorus white wild