About
Mammillaria rhodantha var. sulphurea is a yellow-spined variety of the rainbow pincushion, forming a cylindrical to globose, tubercled body with sulphur-yellow spines and a ring of small flowers near the apex in summer. A distinctive and easy-care cactus for a sunny greenhouse bench or windowsill.
About the genus
Mammillaria are spherical to cylindrical, spiny cacti from Mexico and neighbouring regions, often forming clusters, with prominent tubercles and a ring of funnel-shaped flowers near the stem apex in late spring and summer. Popular and easy-care cacti for a sunny greenhouse bench or windowsill.
Plant details
Suggested usesContainers, rock gardens, dry gardens.
Care notes
CultivationPlant in very well-drained, gritty compost. Full sun.
PruningMinimal pruning needed. Remove dead leaves.
PropagationPropagate by division, cuttings, or seed as appropriate.
Pest resistanceMealybugs and vine weevil may occur.
Disease resistanceGenerally disease-resistant. Ensure good air circulation.