Gladiolus Plant. Plant gladiolus only when the temperature is at least 13 degrees celsius. Gladiolus plants that are grown indoors will not typically need to be pruned.
Native to south africa, africa, the meditteranean region, and asia, gladiolus flowers are now grown just about all over the world. A member of the iridaceae family, plants in the genus gladiolus also go by the name flag flower and sword lily. Typically, gladiolus bulbs are planted in the spring for summer blooming cut flowers or to decorate the back border.