Mammillaria longimamma, also commonly known as ‘Finger Cactus' or 'Nipple Cactus’, is native to Mexico and belongs to the Cactaceae family. This Conic-pyramidal-shaped plant can reach up to the height of 15–30 cm and enters dormancy in winters. It is protected in its natural habitat by low shrubs and sparse vegetation, and shares the territory with other cacti species.

Growth Rate

The Mammillaria longimamma plant has a slow growth rate.

Flowering

This cactus blooms in spring and produces bright pink flowers.

Watering and Feeding

During their active growing season from early spring to late summer, these cacti may require weekly watering. However, depending on the climate, the frequency of watering may vary. During their active growing and blooming period, Finger succulents will benefit from regular fertilizing.

Soil

Mammillaria longimamma plants thrive in neutral to acidic soil with good drainage.

Hardiness

Nipple Cactus is frost-hardy and has a frost tolerance of -5° C (23° F). It belongs to the hardiness zone of 10.

Light

These cacti prefer partial to full shade sun exposure to grow healthy and happy. They can only be grown in bright and indirect light if you live in a cooler climate.

Propagation

Finger plants are a very adaptable species that can be propagated using a variety of methods such as offset cuttings, seed sowing, and tubercle removal.

You will find it difficult to resist these fascinating and low-maintenance plants. Mammillaria longimamma cacti are simple to grow and require little care. Add them to your collection without a doubt.

Some of the information in this description has been found at desert-tropicals.com, llifle.com and cactus-art.biz

Bloom Season	Late Spring early summer
Botanical Name	Mammillaria longimamma
Common Name	Finger Cactus, Nipple Cactus, Pineapple cactus
Dormancy	Winter
Family	Cactaceae
Flower Color	White
Flower Color	White, red, yellow
Genus	Mammillaria
Growth Habit	Globular
Hardiness Zone	10 (USDA)
Mature Size	6 – 12 in. tall
Mature Size	6 – 12 in. tall, 2 in. wide
Native Area	Mexico
Plant Type	Cactus
Propagation	By offsets
Propagation	By offsets, seeds, cuttings
Resistance	Drought tolerant
Resistance	Drought tolerant, mild frost tolerant
Soil PH	6.5
Soil PH	6.5, Acidic, Neutral
Soil Type	Cactus potting mix soil
Special Features	Easy to maintain
Sun Exposure	Full sun, partial shade
Toxicity	Safe for humans
Toxicity	Safe for humans, Friendly to dogs, Friendly to cats
Watering Needs	Low