Hemerocallis Purple 'D'Oro'-Loads of lavender-purple flowers with chartreuse throats rise above a neat, compact foliage clump of slender, green, grass-like leaves. Blooms freely throughout the summer. Easy care color for the front of borders and mass plantings, or for use as a container accent. Tolerant of heat and humidity. An herbaceous perennial. Moderate growing; reaches 14 in. tall, 12 in. wide.