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Description
Astrophytum Ornatum, also known as the Star Cactus, is a species of cactus native to Mexico. It is a slow-growing plant that can reach up to 30cm in height and 15cm in width. The plant has a unique appearance with its five to eight ribs covered in dense white wool and adorned with golden yellow spines. It produces yellow flowers in the summer, followed by small red fruits.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Caryophyllales |
| Family | Cactaceae |
| Genus | Astrophytum |
Appearance
The Astrophytum Ornatum is a striking cactus species with a unique appearance. The plant has a spherical shape with five to eight ribs covered in dense white wool. The wool helps the plant to protect itself from the sun and retain moisture. The plant is also adorned with golden yellow spines, which can reach up to 2.5cm in length. The spines are arranged in a star-like pattern, giving the plant its nickname, the Star Cactus. The plant produces yellow flowers in the summer, which can reach up to 5cm in diameter. The flowers are followed by small red fruits, which are edible but not commonly consumed.
Care Guide
The Astrophytum Ornatum is a low maintenance plant that is easy to care for. Here are some tips on how to care for this cactus:Water: The plant requires infrequent watering, especially during the winter months. Water the plant only when the soil is dry to the touch.Fertilization: Use a balanced fertilizer during the growing season to provide the plant with essential nutrients.Soil: Use a well-draining cactus mix soil to prevent waterlogging, which can lead to root rot.Sunlight: The plant requires full sun exposure to thrive. Place the plant in a bright spot with at least six hours of direct sunlight per day.Hardiness Zones: The plant is hardy in USDA hardiness zones 9 to 11.
Common Pests & Diseases
The Astrophytum Ornatum is a relatively pest and disease-free plant. However, it can be susceptible to root rot if overwatered. To prevent root rot, ensure that the soil is well-draining and the plant is not watered excessively.
Habitat
The Astrophytum Ornatum is native to Mexico and can be found growing in rocky areas and gravelly soils. The plant is adapted to hot and dry conditions and can withstand high temperatures and low humidity.
Question and Answer
Q: How often should I water my Astrophytum Ornatum?
A: Water the plant only when the soil is dry to the touch. During the winter months, water the plant infrequently.Q: What is the hardiness zone for Astrophytum Ornatum?
A: The plant is hardy in USDA hardiness zones 9 to 11.Q: Can I eat the red fruits produced by Astrophytum Ornatum?
A: Yes, the red fruits produced by the plant are edible but not commonly consumed.Q: How much sunlight does Astrophytum Ornatum require?
A: The plant requires full sun exposure and should be placed in a bright spot with at least six hours of direct sunlight per day.
Related Plants
Here are some other cactus species related to Astrophytum Ornatum:- Astrophytum Capricorne- Astrophytum Myriostigma- Astrophytum Asterias- Astrophytum Coahuilense
References
– Anderson, E. F. (2001). The cactus family. Timber Press.- Gómez-Hinostrosa, C., Hernández, H. M., & Sánchez-Escalante, J. J. (2018). The Star Cactus, Astrophytum Ornatum (Cactaceae): A Review of Its Taxonomy and Conservation Status. Acta Botanica Mexicana, (122), 97-120.
