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Plant Care
Organ pipe cactus
(Stenocereus thurberi)
Also Known As
Organ pipe cactus, Cactus de tubo
About This Plant
Stenocereus thurberi is a large, columnar cactus that can grow up to 20 feet (6 meters) tall and 1.5 feet (0.5 meters) in diameter. The cactus has a greenish-gray color and produces small white flowers that bloom at night.
Plant Care Instructions
Outdoor Size Range
Up to 20 feet (6 meters) tall and 1.5 feet (0.5 meters) in diameter
Light Requirements
Stenocereus thurberi requires full sun exposure for at least 6 hours a day.
Humidity Needs
Stenocereus thurberi is adapted to arid environments and does not require high humidity levels.
Fertilizing Schedule
Fertilize once a year with a balanced cactus fertilizer during the growing season.
Pruning Guidelines
Prune only to remove dead or damaged branches.
Common Pests and Diseases
Common pests include spider mites and mealybugs. Diseases include root rot caused by overwatering.
Indoor Size Range
Not suitable for indoor growth
Watering Schedule
The cactus is drought-tolerant and requires infrequent watering. Water only when the soil is completely dry.
Temperature Range
The cactus is adapted to hot desert environments and can tolerate high temperatures up to 110°F (43°C).
Growing Season
The growing season for Stenocereus thurberi is from spring to fall.
Growing Difficulty Level
Stenocereus thurberi is relatively easy to grow and requires minimal care.
USDA Hardiness Zones
Stenocereus thurberi can be grown in USDA hardiness zones 9b to 11.
Did You Know?
The Organ Pipe Cactus is named after its resemblance to the pipes of a church organ, with its many vertical branches.
