watercolor hand painted nature greenery frain fields cereals plants composition with green eucalyptus leaves and yellow ear of gra

art background blossom botanical botany bouquet branch card cards cereals composition day decoration decorative design drawn ear eucalyptus fields floral flower foliage frain garden gra grain green greenery hand health herb herbal illustration invitation isolated leaf leaves natural nature organic painted pink plant plants romantic spring stem summer template traditional valentines watercolor wedding white yellow