This succulent perennial has multiple branched columnar stems to 70mm (2⅔ in) thick with 5-7 angled ridges with pairs of downward facing spines. It has dark green spoon-shaped leaves and the yellow cup-shaped flowers appear in a cluster in spring.

Hardiness zones 9 to 11

Euphorbia royleana is naturally found on the Himalayas from Pakistan to India and extending to eastern Nepal growing on rocky slopes from sea level to an altitude of 1,800 m (5,905 ft). 

It prefers an open to exposed sunny position and grows in very well drained poor to moderately fertile sandy-stony soil with a pH range of 6.1-7.8 and is drought and heat tolerant but frost tender.

Danda Thor is grown for its thickish cactus-like stems and its drought hardiness. It is planted in small or arid gardens along borders or in a large rockery as a specimen. It is also planted in large tubs all planter boxes requiring little care. It is suitable coastal or low mountain regions and establishes in 2-3 years and is along lived. It has easily cultivated and under ideal conditions it becomes weedy. ID 2719

Euphorbia (ew-FOR-bee-a)  royleana (roy-lee-AY-na)

Euphorbiaceae (yoo-for-bee-AY-see-ee)
Spurge Family