Sanddollar 🛑 Endangered
Astrophytum asterias
- Native to:
- Mexico, United States
Jan Paulus





Taxonomy
- Division:
- Magnoliophyta | - Flowering plants
- Family:
- Cactaceae
- Genus:
- Astrophytum
- Species:
- Astrophytum asterias
- USDA Symbol:
- ASAS6
Growth Characteristics
- Life Cycle:
- Perennial
- Growth Habit:
- Shrub
- Height:
- 8 cm
- Light Requirements:
- Full Sun
- Drought Tolerance:
- High
- Bloom Months:
- mar,apr,may,jun,jul,aug
- Bloom Colors:
- yellow
Wildlife Benefits
- Bees:
- ★☆☆☆☆ Documented bee visitation (GBIF)
Garden & Ecology Notes
- Wildlife Value:
- bees, small insects
- Deer Resistant:
- Yes
Soil Requirements
- Soil Type:
- sandy, well-drained, nutrient-poor soil
- pH:
- 6.0 - 7.5 (slightly acidic to neutral)
- Drainage:
- excellent drainage required
- Moisture:
- dry to moderate
- Notes:
- native to arid regions, avoid overwatering
Propagation & Germination
- Stratification:
- None required
- Germination Time:
- 7–21 days
- Notes:
- Seeds germinate readily at warm temperatures (70-80°F). Light aids germination. Fresh seed has higher germination rates.
The above propagation data sourced from Claude AI
Pre-treatment: Single-step cold-moist stratification for temperate woodland species. for 60–120 days
Notes: Seeds require light for germination; do not cover.
Source: Claude AI