Acanthocereus tetragonus

English name:Fairy Castle Cactus, night-blooming cereus, barbed-wire cactus, triangle cactus

It is native to south-eastern USA, Mexico, Central America, the Caribbean and northern South America. Acanthocereus tetragonus is a tall, columnar cactus. Stems are dark green, have three to five angles. Flowers are open from midnight until dawn, attracting humming bird moths.

Use:It is used as the ornamental plant.

Plant height:2 - 7 inches

Difficulty to grow:Easy to grow

Care: Keep in a bright sunny location. Avoid keeping in suffocated areas or in dark room. Try not to water the leaves, give water to soil only. While, re-potting or propagating try not to disturb the roots.

Sunlight:Full sun, at least 4 to 6 hours of sunlight per day.

Soil:Normal soil with some sand.

Water: Moderate, More for a summer.

Fertilizer:No need much fertilizer.

References:

Emma sibely (2017). The little book on cacti and other succulent, kindle edition.
T.K. Bose, B. Chowdhury (1991). Tropical Garden Plants. Horticulture and allied publishers.
Maj Gen C S Bewli(2016). Cacti culture. Paperback.