This clustered cactus forms a cylindrical ribbed grey-green trunk that matures to a columnar habit. It has needle-like yellowish spines that densely cover the stem and the yellow funnel-shaped flowers appear at night during summer.

Hardiness zones 9 to 10 

Trichocereus formosus is naturally found in South America growing in very well drained sandy soils in an open sunny position and tolerates drought and high temperatures but is frost tender.  

This cactus is grown for its clumping habit and its bright yellow flowers. It is planted in arid gardens or in cacti collections. It 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 1768

Trichocereus (trik-ho-SER-e-us) formosus (for-MÕ-sus)

Cactaceae (kak-TAY-see-ee)