This perennial cactus is upright with a dark green stem that branches at the base. The stems have 10 to 15 thick ribs that are armed with whitish sharp thorns. The solitary white funnel-shaped flowers are nocturnal and appear during summer.

Hardiness zones 9 to 10 

Trichocereus spachianus is naturally found in Argentina growing in semi desert areas on very well drained gritty light soils and tolerates drought and high temperatures but is frost tender.

The Torch Cactus is grown for its upright habit and its white flowers. It is planted in arid gardens or in cacti collections and is also grown in rockeries or as a container plant for indoor or out door use. It establishes from division in 2 to 4 years and is long lived. ID 2056

Trichocereus (trik-ho-SER-e-us) spachianus (spak-he-AN-us)

Cactaceae (kak-TAY-see-ee)