watercolor hand painted nature autumn plants banner frame with red, green, orange pumpkin, yellow sunflower, acorn, red rosehip an

acorn art autumn background banner border bouquet branch card color colorful composition decoration decorative design drawing dried element fall floral flower foliage frame green greeting hand harvest herb herbal herbs holiday illustration invitation label leaf maple natural nature orange painted pattern plants print pumpkin red rose rosehip season sunflower thanksgiving vintage watercolor white yellow