The flowers bloom only after dark, and for only one night each year.
Queen of the Night - Tohono Chul - Tucson, AZ
See the mysterious night-blooming cereus in St. Petersburg
Queen of the Night - Tohono Chul - Tucson, AZ
Hot weather brings hope rare ghost orchid could bloom at Chelsea
Princess of the Night Cactus Blooms — DIY Home Improvements
Queen of the night cactus (maybe-but definitely night blooming
How to Make Night-Blooming Cereus Bloom Every Year? Click
ONE GARDENER TO ANOTHER: Night-blooming Cereus – The queen of the
Growing Orchid Cacti: How to Care for Epiphyllums Indoors
Courtesy Marie Selby Botanical Gardens
The Night-Blooming Cactus Is Here
15 Flowers That Bloom at Night
Epiphyllum Oxypetalum Care - Secrets of Queen of the Night