For a current normal wedding ceremony , two lovely flowers are necessary . Then the flower girls dresses on them will play important role on wedding day . In general , the flower girls are 5-6 years old , who are often brides' or grooms' relatives or friends' daughters . In fact , for most new couples , when they are ready to hold a wedding ceremony , then most important event is to pick suitable bridal dresses and wedding party gowns . As for flower girl dresses , when the new couples enter a wedding dress shop , they can see and choose the displayed flower girl gowns in it . Because the gowns will be worn by the little girls , the comfortable and soft material is key . Besides they must be fashion and cute to match the girls' temperament , of course , they can also be suitable with the wedding dress style .