Chrysanthemum Rubellum, g. , ‘Mary Stoker’, ‘Nell Gwynn’, ‘Perry’s Peach’) Learn everything about Korean Chrysanthemum (Chrysanthemum × Rubellum) care, including watering schedules, soil requirements, and how to encourage beautiful blooms safely. The Korean or Rubellum chrysanthemums are hardy garden perennials that can be planted in mixed borders with other herbaceous perennials. This perennial flower is cherished across the globe for its wide variety of colors and forms. They grow great in containers and brighten up a patio, or they can be used as a colorful groundcover. Chrysanthemum (Rubellum Group) plant profile. In summary, Chrysanthemums (Rubellum Group) are not only a beautiful and resilient addition to the garden but also come with a range of health benefits, from skin rejuvenation to calming tea. (e. . Hardy chrysanthemums look beautiful in a mass planting along a walkway, planted in the front of a border, or on the top of a garden wall. w0c6, 65d, lm9, quov3, nrsdeok, jku, qipsk, vob, cacc, iqu4,