Gymnocalycium triacanthum

Gymnocalycium triacanthum Flowers: white to pale pink, 3.5 to 6 cm long. Flowering time: Blooms appear recurrently from June to autumn. It flowers quite readily as a young seedling. Cultivation and Propagation: Gymnocalycium triacanthum is a summer grower species that is easy to cultivate. Soils: It likes very porous standard cactus mix soil. Watering: Needs moderate to copious waterings in summer, but do not overwater (Rot prone), keep dry in winter at a minimum temperature of 0°C. Hardiness: Reputedly resistant to frost if kept on the dry side prior to, and during, cold weather (hardy to -5 C ° C, or less for short periods). The species name "triacanthum" comes from the Greek for "with 3 spines". Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz