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Description
Pilosocereus Royenii, also known as the hairy cactus, is a species of cactus that is native to South America. It is a slow-growing cactus that can reach up to 16 feet tall with a diameter of 3-4 inches. The stem is cylindrical and covered with brown spines and white hairs, which give it a unique appearance. The cactus produces small white flowers that bloom at night and are followed by red or purple fruits.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Caryophyllales |
| Family | Cactaceae |
| Genus | Pilosocereus |
Appearance
Pilosocereus Royenii has a unique appearance due to its brown spines and white hairs covering its cylindrical stem. The stem can reach up to 16 feet tall with a diameter of 3-4 inches. The cactus produces small white flowers that bloom at night and are followed by red or purple fruits. The fruits are edible and contain small black seeds.
Care Guide
Water: Pilosocereus Royenii requires moderate watering during the growing season and minimal watering during the dormant season. Overwatering can lead to root rot, so it is important to let the soil dry out between waterings.Fertilization: Feed the cactus with a balanced fertilizer during the growing season.Soil: Use well-draining soil that is specifically formulated for cacti and succulents.Sunlight: Pilosocereus Royenii thrives in bright, indirect sunlight.Hardiness Zones: Pilosocereus Royenii can tolerate temperatures as low as 20°F, making it suitable for USDA hardiness zones 9b-11.
Common Pests & Diseases
Pilosocereus Royenii is susceptible to mealybugs, spider mites, and scale insects. These pests can be treated with insecticidal soap or neem oil. The cactus is also prone to root rot if overwatered.
Habitat
Pilosocereus Royenii is native to South America, where it grows in rocky and dry areas. It can be found in Brazil, Paraguay, and Argentina.
Question and Answer
Q: How often should I water Pilosocereus Royenii?
A: Water the cactus moderately during the growing season and minimally during the dormant season.Q: What is the ideal soil for Pilosocereus Royenii?
A: Use well-draining soil that is specifically formulated for cacti and succulents.Q: Is Pilosocereus Royenii edible?
A: Yes, the fruits of the cactus are edible and contain small black seeds.Q: What are the common pests that affect Pilosocereus Royenii?
A: The cactus is susceptible to mealybugs, spider mites, and scale insects.
Related Plants
Here are some related plants to Pilosocereus Royenii:
- Pilosocereus Pachycladus
- Pilosocereus Magnificus
- Pilosocereus Lanuginosus
- Pilosocereus Tarijensis
References
- “Pilosocereus Royenii.” World of Succulents. Accessed September 20, 2021. https://worldofsucculents.com/pilosocereus-royenii-hairy-cactus/.
- “Pilosocereus Royenii.” Gardening Know How. Accessed September 20, 2021. https://www.gardeningknowhow.com/ornamental/cacti-succulents/hairy-cactus/pilosocereus-royenii.htm.
- “Pilosocereus Royenii.” Cactus Art Nursery. Accessed September 20, 2021. http://www.cactus-art.biz/schede/PILOSOCEREUS/Pilosocereus_royenii/Pilosocereus_royenii/Pilosocereus_royenii.htm.
