Eustoma or Lisianthus, is a very popular flower. With its delicate flowers, it resembles rose flowers. The flowers are simple or full-blown and if it gets the right care, it will make you happy for up to 14 days in the vase. You can buy Eustom in all popular colors such as pink, light pink, purple or white. It is often used as the main flower of wedding flowers for its delicate appearance.