How to Care for Astrophytum asterias (Sand Dollar Cactus)
Korean name: 아스트로피툼 아스테리아스
Astrophytum asterias is a small, round, and flattened cactus characterized by its star-shaped areoles on the surface. It has few spines, making it suitable for indoor cultivation. It requires well-drained soil and moderate light to thrive.
Key facts
- Category: Cactus
- Family: Cactaceae
- Difficulty: Moderate
- Where to keep: indoors
- Native to: Mexico
- Growth rate: Slow
- Pets: Mildly toxic, so keep pets from chewing on it.
- Traits: cactus, small size, partial shade, drought tolerant, beginner friendly
- Also known as: Sand Dollar Cactus, Star Cactus, Sea Urchin Cactus
Care Guide
- Light: Prefers bright, indirect light rather than direct sunlight.
- Watering: Water thoroughly when the soil is completely dry.
- Soil: Use well-draining cactus soil.
- Humidity: Prefers dry conditions.
- Temperature: 15~30°C
- Fertilizer: Apply diluted liquid fertilizer once a month during the growing season.
Common questions
How often should you water Astrophytum asterias?
Water thoroughly when the soil is completely dry. Roughly every 14 days is the baseline; adjust for the season and the spot it sits in.
Where should you keep Astrophytum asterias?
Light: Prefers bright, indirect light rather than direct sunlight. You can grow it indoors. Soil: Use well-draining cactus soil.
Is Astrophytum asterias safe around pets?
Mildly toxic, so keep pets from chewing on it.
Is Astrophytum asterias good for beginners?
Difficulty: Moderate. Temperature: 15~30°C. Humidity: Prefers dry conditions. Fertiliser: Apply diluted liquid fertilizer once a month during the growing season.