Native to Mexico
Mammillaria zeilmanniana is a soft bodied, glossy green globular cactus, up to 5 inches tall and up to 3 inches in diameter. Rose Pincushion Cactus has 4 (the upper 3 straight, the lowest hooked) reddish central spines and clusters of soft, hair-like 15 - 18, white radial spines. The flowers are pale pinkish violet or purple in color, with yellowish stigmas. Rings of flowers are present most of the year..
rose Pincushion Cactus prefers bright light and ample airflow. Outside it likes full sun or afternoon shade, inside it needs bright light, and some direct sun. It requires excellent drainage provided by porous cactus soil. Repotting may be done every 2-3 years.
Water the soil abundantly when it is dry to the touch. Allow soil to drain thoroughly before watering again. Do not water much in the winter. Allow the soil mix to become nearly dry between waterings, but then water thoroughly. Suspend watering in the winter, but mist occasionally.
During the growing season, fertilize with a cacti fertilizer mix.
It is used as an ornamental, It is an excellent plant for container growing. It always looks good and stays small.