The Spiral Cactus, scientifically known as Cereus forbesii 'Spiralis', is a captivating columnar specimen originating from South America. This natural mutation of the standard Cereus forbesii develops a distinctive corkscrew twist as it matures, creating an eye-catching sculptural form. With blue-green, ribbed stems adorned with short spines, it's a true showstopper for any collection.
A vigorous grower, the Spiral Cactus can reach impressive heights of 6 to 16.5 feet and produces stunning summer blooms in shades of white, pink, or red—some reaching up to 8 inches long. Over time, it may branch into a candelabra-like silhouette, adding architectural interest to indoor or outdoor spaces.
To thrive, provide intense light—at least six hours of direct sun outdoors or a bright south- or west-facing window indoors. Maintain warm temperatures between 60–90°F, protecting from frost with a minimum winter threshold of 50°F. Water generously during spring and summer, allowing soil to dry between waterings; reduce frequency in cooler months. Use well-draining cactus or succulent soil amended with perlite, coarse sand, pumice, or lava rock. Light fertilization during the growing season encourages robust growth and prolific flowering.
Details
Botanical Name
Cereus forbesii 'Spiralis'
Common Name
Spiral Cactus
Hardiness Zone
- 9
Appearance
Max Height
16 feet
Max Spread
5 inches
Plant Form
- Upright
Foliage Colour
- Blue Green
Fall Colour
Flower Colour
- White
- Pink
- Red
Edible
Edible Component
Edible Harvest Period
Edible Use
Fruit Colour
Growing
Flowering Period
Summer
Moisture
Dry to Average
Sunlight
Full Sun
Maintenance
Deer Resistance
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