About
This cactus with solitary, flattened-globose stems with 9-11 tubercled ribs and bristle-like radial spines. Funnel-shaped flowers 4cm across are deep pink to crimson in summer.
About the genus
Gymnocalycium can be spherical or cylindrical cacti, with ribs divided into rounded, spiny tubercles, and funnel-shaped flowers in early summer
Growing conditions
SunlightFull sun
Soil typeLoam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureWell-drained
AspectSouth-facing, North-facing, East-facing
ExposureSheltered
UK hardinessH2
Plant details
Plant typeCactus Succulent, Conservatory Greenhouse
HabitBushy
FoliageEvergreen
HeightUp to 10 cm
Spread0-0.1 metre
Time to full height5-10 years
Suggested usesPatio and container plants
Native toNW Argentina
Care notes
CultivationGrow under glass in a standard cactus compost, in bright, filtered light, with good ventilation. When in growth water moderately and feed every two or three weeks with a balanced liquid feed. Keep almost dry in the winter
PruningNo pruning required
PropagationPropagate by seed sown at 19 - 24°C in early spring
Pest resistanceMay be susceptible to mealybugs
Disease resistanceGenerally disease-free