Tephrocactus nigrispinus is a fascinating cactus known for its segmented stems and prominent, dark spines. It thrives in arid conditions and makes a unique addition to su
At-a-glance light, water, soil, and growing conditions from plant data
Bright
75% intensity
Prefers full sun to partial shade. Protect from intense afternoon sun in very hot climates.
Infrequent
25% intensity
Allow soil to dry completely between waterings; reduce in winter.
Well-draining cactus or succulent mix
50% intensity
Moderate
50% intensity
Enjoys warm temperatures during the growing season (20-28°C); tolerates cooler temperatures in winter (around 10°C) for dormancy.
Indoor, Outdoor
50% intensity
Low
25% intensity
Feed sparingly during the growing season with a diluted cactus fertilizer.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
| Edible | No |
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Allow the soil to dry out completely between waterings. Overwatering is detrimental and can lead to root rot.
Reduce watering significantly during the dormant winter period, providing only enough to prevent severe shriveling. Ensure good drainage to avoid waterlogged conditions.
Pruning is rarely necessary for Tephrocactus nigrispinus, as it typically maintains a compact growth habit. If segments become damaged or diseased, they can be carefully removed with a sterile knife.
This can also be done to control size or shape if desired.
Propagate by stem cuttings. Allow cut segments to callus over for a few days to a week before planting in well-draining cactus soil.
Keep the soil slightly moist and provide bright, indirect light until roots have formed.
Repot only when the plant becomes root-bound or outgrows its container, typically every 2-3 years. Use a gritty, fast-draining cactus mix.
Choose a pot that is only slightly larger than the current root ball, ensuring good drainage holes.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Tephrocactus Nigrispinus (Tephrocactus nigrispinus)
Where Tephrocactus Nigrispinus (Tephrocactus nigrispinus) is found
Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Magnoliopsida |
| Order | Caryophyllales |
| Family | Cactaceae |
| Genus | Tephrocactus |
| Species | Tephrocactus nigrispinus |
Similar in genus Tephrocactus
Answers based on plant encyclopedia data
