Paper-Spined Cholla (Tephrocactus articulatus)

Paper-Spined Cholla

Tephrocactus articulatus

Paper-thin spines glow softly in sun, a delicate desert gem. Clumping succulent cactus; common name: Paper-Spined Cholla.

Full sun
0.5/week
Beginner
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Plant Needs

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Sunlight Full direct sunlight for 6–8 hours daily; tolerate partial shade during extreme summer heatwaves
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Watering Water deeply only when the entire soil medium is completely dry; avoid overwatering to prevent root rot
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Temperature Thrives in warm, dry conditions; tolerate short periods of light frost down to 5°C
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Characteristics

  • Leaf: Reduced to tiny deciduous scales; replaced by flat, paper-like spines
  • Stem: Segmented globular to oval green pads; easily detached for propagation
  • Flower: Pale yellow to white cup-shaped blooms with bright yellow stamens
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Care Guide

Watering

Water deeply once every 10–14 days when soil is fully dry

Fertilization

Diluted low-nitrogen cactus fertilizer once monthly. Do not fertilize in autumn or winter when growth is dormant

Eggshell powder top-dressing:Crush dried eggshells into fine powder; sprinkle lightly on soil surface; avoid direct contact with stem pads to prevent irritation
Pruning
  • Remove dead or discolored stem segments to maintain tidy growth
  • Thin overcrowded pads to improve airflow and reduce disease risk
  • Detach healthy segments in spring for propagation; allow cut ends to callus before planting
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Toxicity

Warning: this plant may be toxic.

Pets & Humans

Pets: ASPCA: Non-toxic to cats; spines may cause minor oral irritation if chewed

Humans: No known systemic toxicity to humans; spines may cause physical puncture or skin irritation if handled improperly

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Garden Uses & Culture

Culture: N/A

Usage: Ornamental succulent for rock gardens, container displays, or desert landscape accents