What is a 24 hour flower called?
Description. Regardless of genus or species, night-blooming cereus flowers are almost always white or very pale shades of other colors, often large and frequently fragrant. Most of the flowers open after nightfall, and by dawn, most are wilting. Plants in the same geographical area tend to bloom on the same night. Meet the Arizona Queen of the Night (Peniocereus greggii). The plant is a tuberous rooted cactus with white, nocturnal and fragrant flowers. The Queen of the Night typically blooms en masse and once a year in June or July, opening their flowers at night and closing early the next morning.Queen of the night. This mysterious and majestic cactus flower blooms for only one night a year. For 364 nights out of the year, the night blooming cereus cactus (peniocereus greggi) looks like a pile of dead, gray vines.