Mammillaria geminispina

Variable species is occasionally solitary, more often clusters into tightly packed colonies. Blooms of red to pink flowers ring the top of the plant. Summer grower is happiest with a dry winter rest.

The above information reflects the observations of Grubb and Nadler and our extended plant community. We always consider input from fellow horticulturists and welcome feedback from those with additional information on the culture of this plant.