(This plant comes in a 3.5" pot. You will receive a very similar plant to the one in the picture. It may or may not be blooming at the time of your purchase. The plant is shipped in its pot to prevent any damage to the roots).
The Odontophorus are easy to grow. if you provide the Odontophorus with the right conditions, they will reward you with their unique shape, size, colour and a proliferation of blooms.
Soil: It grows best in sandy-gritty soil. Good drainage is very important as it is prone to root rot. It can grow outdoor in sunny, dry, rock crevices (protection against winter wet is required) It can also be cultivated in alpine house, in poor, drained soil.
Fertilization: Feed it once during the growing season with a fertilizer specifically formulated for cacti and succulents (poor in nitrogen), including all micro nutrients and trace elements diluted to ½ the strength recommended on the label.
Watering: Regular water from spring through to autumn. Water minimally in winter, only when the plant starts shriveling, but it will generally grow even in winter if given water, and let the soil dry between soaking
Light: It needs a bright sunny or light shade exposure in winter, but keep cool and shaded in summer.
Hardiness: It prefer a very bright situation and require a minimum temperature -5°C (or less if dry). USDA zones 9A
Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz