Hemerocallis
These plants are Perennial. The name Hemerocallis comes from the Greek words µ (hemera) "day" and (kalos) "beautiful". The flowers of most species open at sunrise and wither at sunset, possibly replaced by another one on the same stem the next day. Some species are night-blooming. Daylilies are not commonly used as cut flowers for formal flower arranging...
Hyssop
Agastache, is a genus of 9-12 species of perennial herbs in the family Lamiaceae, native to eastern Asia (one species) and North America (the rest).Most species are very upright, 0.5-3 m tall, with stiff, angular stems clothed in toothed-edged, lance shaped leaves ranging from 1-5 cm long and 0.5-11 cm broad depending on the species. Upright spikes of tubular, two-lipped flowers...