Mammillaria schwarzii — an easy houseplant, prefers partial sun light
SPECIMEN · FROM THE LIBRARY
Mammillaria schwarzii

Mammillaria Schwarzii

Updated · 2 observations
ON THIS PLANT

Mammillaria schwarzii is a species of plant in the family Cactaceae. It is endemic to Guanajuato state in Mexico. Its natural habitat is hot deserts. Thought to be extinct for some time, it was rediscovered in 1987.

A note from PlantMom

Mammillaria schwarzii is fairly resistant to disease and tolerates routine care without becoming ill easily. It can, however, be vulnerable to mealybugs; these pests may cause some damage but are typically not a severe problem. Regarding care, Mammillaria schwarzii is drought-tolerant and does not require frequent watering. It can endure extended periods without water and needs little fertilizer. That said, it is very prone to root rot if kept in poor light and is overwatered. Overall, Mammillaria schwarzii suits people who prefer to spend less time on plant care, though it remains important to meet its basic needs. It is especially appropriate for those who are away for long stretches and might forget to water regularly.

— PlantMom
CARE GUIDE

How to keep Mammillaria Schwarzii.

Light

Mammillaria schwarzii comes from habitats with dappled light, such as forest understories or rocky spots that provide natural shade. It prefers partial sun but can withstand full sun as well.

Temperature

Mammillaria schwarzii prefers warm conditions and needs higher temperatures during the active growing season to support growth and metabolic activity. It thrives with plenty of sunlight, suitable moisture, and good air circulation. It can be damaged by very low temperatures and by overwatering. It is also important to avoid excessively high heat and overly dry conditions.

Fertilizer

For Mammillaria schwarzii, light applications of fertilizer one to two times a year during the growing season are sufficient. Avoid fertilizing in winter and in summer when the plant is dormant. Reduce the amount of fertilizer for repotted plants and wait a couple of months after repotting before applying fertilizer. Fertilizing helps maintain healthy growth and encourages blooming.

Pot & Repot

Repot Mammillaria schwarzii in spring or summer into a pot slightly larger than the current one that has good drainage. Use a well-draining, sandy or gritty cactus mix. Handle the plant carefully to avoid its spines. Let the cactus dry out before repotting to reduce the risk of root rot. After repotting, wait a week before watering so the roots can heal.

CHARACTERISTICS

Botanical profile.

Plant Type
Succulent, Shrub
Life Cycle
Perennial
Genus
Mammillaria
Family
Cactaceae
Hardiness Zone
9-11
Mature Height
5 cm to 10 cm
Mature Spread
3 cm to 5 cm
Leaf Color
Green
Leaf Type
Evergreen
Flower Color
Pink, White
Flower Size
1.02 cm to 1.52 cm
Bloom Time
Mid spring, Late spring, Early summer
Planting Time
Summer
Harvest Time
Summer
Native Area
Mexico
ALSO IN THE LIBRARY

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