beautiful aster flowers in different bright colors with brown leaves on lilac background. seamless floral pattern.

beautiful aster flowers different bright colors brown leaves lilac background seamless floral pattern watercolor painting hand drawn illustration design for fabric or wallpaper flower chrysanthemum watercolour painted bud head twig leaf wild wildflower meadow botanical spring summer autumn decor vertical decoration nature bouquet plant blossom bloom handmade dried flora colorful backdrop purple blue pink outline shadow