PlantFun
Plant Needs
Sunlight
Full sun to partial sun; requires direct sunlight to maintain dark leaf color; avoid intense midday sun in hot, arid regions
Watering
Allow soil to dry completely between waterings; avoid overwatering to prevent root rot and fungal growth
Temperature
Tolerates mild frost down to 5°C; avoid prolonged temperatures below 0°C; prefers warm, dry growing conditions
Characteristics
- Leaf: Dense, spoon-shaped leaves form tight, dark purple-black rosettes; fades to green in low light
- Flower: Clusters of small, star-shaped yellow blooms on tall, upright stalks
- Stem: Woody, branching stems support terminal rosettes; sheds lower leaves with age to expose bare wood
Care Guide
Watering
Water thoroughly when top 5 cm of soil is dry; reduce frequency during extreme heat dormancy
Fertilization
Diluted cactus fertilizer once monthly. Use low-nitrogen fertilizer to encourage compact rosette growth
Eggshell powder topdress：Crush dried eggshells into fine powder; sprinkle 1 tbsp per pot to boost soil drainage and calcium content; avoid direct contact with rosette leavesPruning
- Remove wilted or dead rosettes to improve airflow and prevent pest infestations
- Trim leggy stems in early spring to encourage compact, bushy growth
- Cut back spent flower stalks after blooming to redirect energy to new rosette growth
Toxicity
Warning: this plant may be toxic.
Pets & Humans
Pets: ASPCA confirms no toxicity to cats
Humans: No known toxic effects on humans
Garden Uses & Culture
Culture: Symbolizes resilience and dramatic, understated beauty in succulent collections
Usage: Ornamental succulent for rock gardens, container planting, and indoor decorative displays
