Acanthocereus tetragonus

Acanthocereus tetragonus

Acanthocereus tetragonus is a small columnar cactus plant that produces hundreds of green branches. While it grows, the branches clump vertically, forming the turrets of “Fairy castle”. On the other hand, each stem of the Fairy castle plant has five sides with tiny white spines growing along the ribs. The growth of this plant is comparatively slow. Whereas, the stem of this plant can grow up to inches tall. The plant grows well in indoors. Blooms in the summer season for instance in white or yellow colours.

What are the common names for Acanthocereus tetragonus?

Barbed-wire cactus, triangle cactus, sword-pear, Órgano-alado, de pitaya, dildo cactus, Fairy Castle Cactus, and night-blooming cereus are common names for Acanthocereus tetragonus.


SpeciesA. tetragonus

How do you care for Acanthocereus tetragonus?

Acanthocereus tetragonus is a succulent and does not require a lot of water. Overwatering will damage the cactus. Allow the soil to dry out between waterings. Well-drained sandy soil is considered as best for these Cactus plants. For the best results grow these in preferred soil. Use fertilizer in the spring season when growth resumes. it grows best when you cut the stems from time to time.

Flowering data of Acanthocereus tetragonus:

FlowerFlowers 10-20 cm
Bloom TimeJuly, August, September
Flower colorWhite or yellow flowers.
FruitFruits are shiny, red, and sweet-tasting.
Plant typeCactus
Growth rateSlow growing plant
LeafEardrop shaped red-toned leaves
AttractsHummingbird moths

What light conditions are best for Acanthocereus tetragonus?

This plant grows well in bright light as well as in the direct sunlight.

Plant Care:

WaterLow, Medium
SunPart Shade
Soil pH6 to 7
Required Soil drainageWell drainage
Preferred Soil moistureDry, Moist
The suitable soil typeSandy, moist soils.

Where does the Barbed-wire cactus originate?

It is native to Florida and the Lower Rio Grande Valley of Texas in the United States, Mexico, Central America, Caribbean, and northern SouthAmerica.

Read more about succulents

We have an in-depth article on succulents, if you want to learn more about different types of succulents, and how to take care of them.

We also have articles on other spesific succulents here:

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