Gymnocalycium Saglioni - Barrel Cactus Cacti
Gymnocalycium Saglionis is a cactus native to Argentina, and is the largest of all Gymnocalyciums growing up to 90cm tall with age and a diameter of 30 to 40 cm. Groups of bright red coloured spines form on the tips of the pronounced tubercules, and a crown of 3 or 4 cm pink white flowers, which are often damaged as they try to grow through the spines!
Minimum temperature reported to be around around 0°C, though is recommended to keep warmer!
Keep dry in winter.