The plant genus iodanthus, widely renowned for its vibrant flowers, requires moderate care needs. Best grown in partial shade to full sun, these plants need moist, well-drained soil with a preferred temperature range of 60-75°F. Common challenges include aphids, slugs, powdery mildew, and frost damage. They are sensitive to prolonged droughts, hence watering must be consistent, especially in dry periods. Seasonal considerations involve pruning in the late fall and added fertilization in the spring to support new growth. Winter care requires protection against freezing temperatures.