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Description
Pachycereus Pringlei, also known as the Giant Cardon Cactus, is a species of cactus that is native to Mexico’s Baja California peninsula. It is considered to be the largest cactus species in the world, with some individuals reaching heights of up to 60 feet (18 meters). The plant has a single, thick, gray-green trunk that can reach a diameter of up to 3 feet (1 meter) and is covered in distinctive, large, sharp spines. The cactus produces small, white, nocturnal flowers that bloom in the summer months and are followed by edible fruit.
Taxonomic Information
| Domain: | Eukaryota |
| Kingdom: | Plantae |
| Phylum: | Tracheophyta |
| Class: | Magnoliopsida |
| Order: | Caryophyllales |
| Family: | Cactaceae |
| Genus: | Pachycereus |
| Species: | Pachycereus Pringlei |
Appearance
The Giant Cardon Cactus has a very distinctive appearance with its thick, gray-green trunk and large, sharp spines. The trunk can grow up to 60 feet (18 meters) tall and 3 feet (1 meter) in diameter, and is covered in a pattern of raised, rib-like ridges that run vertically up the length of the cactus. The spines are thick and sturdy, and can be up to 6 inches (15 centimeters) long. The cactus produces small, white flowers that bloom at night in the summer months, and are followed by green, egg-shaped fruit that ripen to a yellowish-orange color.
Care Guide
To care for a Pachycereus Pringlei, it is important to provide it with the right conditions for growth. Here are some key tips for caring for this cactus:- Water: The Giant Cardon Cactus is drought-tolerant and can go for long periods without water. However, it will grow faster and produce more flowers and fruit if it is given occasional deep watering during the growing season (spring to fall). Water sparingly in winter when the plant is dormant.- Fertilization: The cactus does not need much fertilizer, but can benefit from an occasional feeding with a balanced cactus fertilizer during the growing season.- Soil: The Giant Cardon Cactus prefers well-draining soil that is rich in minerals. Use a cactus mix or a well-draining soil mix with added sand or perlite to improve drainage.- Sunlight: The cactus needs full sun to thrive. Plant it in a location that receives at least 6 hours of direct sunlight per day.- Hardiness Zones: The Giant Cardon Cactus is hardy in USDA zones 9-11. It can tolerate some frost, but should be protected from prolonged freezing temperatures.
Common Pests & Diseases
The Giant Cardon Cactus is generally resistant to pests and diseases, but can sometimes be affected by the following:- Scale insects: These small, flat insects can attach themselves to the cactus and suck sap from the plant. Use a horticultural oil spray to control infestations.- Mealybugs: These soft-bodied insects can appear as white, cottony masses on the cactus. Use a horticultural oil spray to control infestations.- Root rot: This fungal disease can occur if the cactus is overwatered or planted in poorly-draining soil. To prevent root rot, make sure the soil is well-draining and allow it to dry out between waterings.
Habitat
The Giant Cardon Cactus is native to the Baja California peninsula in Mexico, where it grows in desert and semi-desert habitats. It prefers well-draining soils and can tolerate drought and high temperatures.
Question and Answer
Q: How long does it take for a Pachycereus Pringlei to reach its full height?
A: It can take several decades for a Giant Cardon Cactus to reach its full height of up to 60 feet (18 meters).
Q: Are the fruit of the Giant Cardon Cactus edible?
A: Yes, the fruit of the cactus is edible and is a traditional food for indigenous people in the Baja California region.
Q: Can the Giant Cardon Cactus be grown in a container?
A: While it is possible to grow a Pachycereus Pringlei in a container, it is not recommended due to the plant’s large size and fast growth rate.
Q: How often should a Giant Cardon Cactus be fertilized?
A: The cactus only needs occasional fertilization during the growing season. Apply a balanced cactus fertilizer once every 1-2 months.
Related Plants
– Pachycereus Marginatus (Mexican Fencepost Cactus)- Carnegiea Gigantea (Saguaro Cactus)- Echinocactus Grusonii (Golden Barrel Cactus)- Ferocactus Pilosus (Mexican Lime Cactus)
References
– “Pachycereus pringlei.” Cactus Art Nursery. Accessed August 2, 2021. https://www.cactus-art.biz/schede/PACHYCEREUS/Pachycereus_pringlei/Pachycereus_pringlei/Pachycereus_pringlei.htm.- “Pachycereus pringlei.” World Checklist of Selected Plant Families. Accessed August 2, 2021. http://wcsp.science.kew.org/namedetail.do?name_id=152243.- “Giant Cardon Cactus.” Desert Museum. Accessed August 2, 2021. https://www.desertmuseum.org/kids/oz/long-fact-sheets/Giant%20Cardon%20Cactus.php.
