Acanthocereus tetragonus flowers bloom at night and close during the day.
|1||Acanthocereus tetragonus – Cactus Plant|
|2||3 inch (8 cm) Grower Round Plastic Pot (Black)|
Acanthocereus tetragonus is a tall, columnar cactus. Stems are dark green, have three to five angles. Flowers are open from midnight until dawn, attracting hummingbird moths.