PlantFun
Plant Needs
Sunlight
Full direct sunlight for 6–8 hours daily; tolerates partial shade during extreme midday heat
Watering
Water deeply once weekly in growing season; allow soil to fully dry between waterings to prevent root rot
Temperature
Tolerates moderate frost down to -10°C; thrives in warm, arid conditions up to 38°C
Characteristics
- Leaf: Modified into sharp, yellowish spines (1–3 cm long) on oval, fleshy green cladodes (pads)
- Flower: Bright yellow, cup-shaped blooms (5–7 cm diameter) with orange reproductive centers
- Stem: Segmented, flattened water-storing cladodes that form dense clumps
Care Guide
Watering
Water deeply when top 10 cm of soil is completely dry; avoid wetting pads
Fertilization
Diluted low-nitrogen cactus fertilizer once monthly. Discontinue fertilization in autumn and winter during dormancy
Eggshell powder top-dress：Crush dried eggshells into fine powder; sprinkle lightly on soil surface to add calcium without burning rootsPruning
- Remove dead or damaged pads in early spring to encourage new clump growth
- Trim overcrowded segments to maintain airflow and prevent pest infestations
- Remove fallen spines from surrounding soil to reduce physical injury risk
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA-verified non-toxic; spines may cause physical oral irritation if ingested
Humans: No systemic toxicity; spines may cause minor skin puncture irritation
Garden Uses & Culture
Culture: Symbolizes resilience in arid landscapes; valued for low-maintenance desert gardening
Usage: Ornamental landscaping; edible pads (nopales) and fruits (tunas) for culinary use
