(This plant comes in a 3.5 inch 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).
This plant is original from South America, they are It is easy to grow. The flowers that emerge from it are yellow and very showy.
Recommended temperature zone: USDA: 11-12
Frost tolerance: Keep above 32°F (0°C)
Sun exposure: Light shade to full sun
Origin: Brazil, Rio Grande do Sul
Growth habits: Solitary, up to 2" tall (60 cm), 1' in diameter (30 cm)
Watering needs: Regular water in summer. Keep rather dry in winter, rots easily if the substrate is wet and cold, tends to lose its roots in winter.
Blooming habits: Yellow flowers, 2.5" in diameter (6 cm)
Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz