Mammillaria Grusonii

Picture via Cactus-art-biz

Basic Info

Mammillaria Grusonii is known to be the largest species in all the genus. The best part about owning the Mammillaria is when it turns about six to ten years old. As the plant matures you can expect the stem to grow green to dark green and being covered by small dark looking spines.

Care and Propagation Information


Mammillaria Grusonii can be quite beautiful when it is well-taken care off. This succulent type needs typical watering as the other succulents. The watering method is very important to keep your Grusonii healthy. It should not sit on the water, and an excess amount of water should be avoided. The best way of watering is soak and dry method this succulent. Yet, the succulent should be controlled to avoid overwatering.

General Care for Mammillaria Grusonii

This succulent type is one of the most beautiful cactus out there. It is a nice addition to your outside garden!

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Quick Facts:

  • Prefers full sun
  • Can be grown outdoor
  • Grows 12 cm (4″) tall
  • Grows up to 30 cm (12″) wide
  • Can die easily if overwatered see: How to Water Succulent Plants
  • Does not handle cold well
  • Prefers Zone 9a-11b -6.7 °C (20 F)
  • Best propagated by seeds
  • Flowers are bell-shaped

Where to Plant

Mammillaria Grusonii succulents need strong light. When planting this succulent type in a garden, make sure it gets sunlight. Full to partial sun is the best for its growth. It is better to grow outdoor rather than indoor.

This type of succulent prefers a warm climate. It can survive at zone 9a-11b which is around -6.7 °C (20 °F). If you live in a cold area, it is better to plant Grusonii in an indoor environment. As long as it gets enough sunlight, the plant will grow happily.

How to Propagate Mammillaria Grusonii

Grusonii can be propagated by seeds. This succulent type does not require repotting often. Of course, the first-time repotting is essential when it is bought from the store.

Like all the other succulent types, a well-drained soil mixture is essential. If you want to know about well-drained soil mixtures, check How to Prepare Well-drained Soil for Succulent Plants.

How to Propagate Mammillaria Grusonii Using Seeds

This succulent type is a slow grower so even if it can be propagated by its seeds, this method is not recommended. To propagate from the seeds, plant the seeds in a well-draining soil mixture. This method can be used outdoors. In cooler areas, indoor propagating is recommended.

Origin and Habitat

Mammillaria Grusonii is native to the states of Coahuila, Viesca, Cerro Bola, San Pedro de las Colonias, Cerro Zavaleta and Durango.