With the uniqueness of the spine patterns this tiny plant is a real gem and one of the most sought-after and distinctive species of Mammillaria.
Flower: Cherry red to fuschia-red (or occasionally white) with a paler throat, relatively large in relation to the stems size, up to 20 mm long, 2,5 cm large. The flowers are diurnal and close at night.
Blooming season: Autumn and Winter,
Cultivation: It require a mineral-based potting mix and needs to be kept dry in winter.
Pot plants are quite wet-sensitive. Care must be taken with watering, and they need good drainage. Water sparingly during the growing season, keep very dry in winter. Usually it is recommended to over-winter this plant in a bright and warm greenhouse with at least 8-10° C , but it has proved to tolerate temperatures as low as -5° C for short periods.
The "hernandezii" needs full sun!!! Poorer luminosity levels produce a green anaesthetic plant with open, far and wide spaced areoles.
