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Acanthocereus Tetragonus[a - kaen - tha - sear - as , tet - ra - gau - nus ] is a pop coinage of cactus .
Formerly roll in the hay asCereustetragonus , the cactus is aboriginal to Florida and the Lower Rio Grande Valley of Texas in the United States .

The cactus plant also originates in democratic regions of Mexico , the Caribbean , Central America , and northern South America .
The spiky plant portion resemblance with the turrets of a castling due to its full-bosomed , columnlike Supreme Headquarters Allied Powers Europe .
This is the reason why it is popularly have intercourse as a fairy castle cactus .
Some experts categorise this famous cactus as a cultivated variety of Cereus hildmannianus .
Fairy castle cactus is either in the subspecies uruguayanus or monstrose .
Aside from the fairy castle cactus and its scientific name , the industrial plant goes by many other common gens as follow :
Fairy Castle Cactus Care
Size and Growth
Acanthocereus Tetragonus is a slow - maturate succulent , tall and spiky , boasting a height of 6′ to 23′ feet .
It have grim green stem up to 8″ inches taller and grey areoles up to 1″ inch long .
On each stalk , there are five sides with short white spine growing along the ribs .
The areoles of the plant make out with one or two spire , white / yellow in color and 1.5″ in in length .
Since Acanthocereus cacti enjoy the full sunshine , they develop best in warmer climatic regions .
Flowering and Fragrance
The pointy cactus rarely blossom but when it does , it produce big , white flower .
These blooms are commonly 3″ – 6″ inches long and 5.5″ – 8″ inches wide .
The plant takes 10 years ( or more ) to maturate and develop flower .
If the cactus is already full of bloom , follow it carefully as they may be fake flowers .
The cactus flower consist of two main parts – out tepals and inner tepals .
The prohibited tepals are light green while the inner tepal are merely blanched .
The pistil are creamy blank .
The yellow bloom open up up at midnight and stay abloom till sunrise .
Along with blossom , the vivid red-faced fruits are a pot to lay eyes on .
Lighting and Temperature
These succulent plant savour the full sun industrial plant and grow best in a bright sunny location , far away from rainfall or air conditioning .
This easy - develop plant is categorized in USDA hardiness zones 10a to 11b .
These include region with climatical temperature from 25 ° to 50 ° degrees Fahrenheit ( -4 ° to 10 ° C ) .
Watering and Feeding
Being a succulent , fairy castle cactus has distinctive succulent urine demand .
When tearing , the liquid must come out of the drainage yap and allow the soil to entirely dry before water again .
Overwatering is the most vernacular way to destroy fairy castle cacti .
In winter , tearing is reduce down to half the amount it receives in summer .
For alimentation , a nance castle cactus responds to cactus fertilizers , specifically designed for their needs .
Apply a cactus fertilizer in Spring when ontogenesis resume and every month in the summer season at half specialty .
Avoid feed the plant in winter .
Soil and Transplanting
Acanthocereus Tetragonus ‘ Fairy Castle ’ flourish in a well - debilitate soil or cactus potting soil .
To make a DIY potting dirt , combine houseplant potting soil , sand and perlite together . This results in a grainy medium for the cactus .
Ideally , poof castle should be graft when it outgrow the outer space it is in .
The industrial plant needs a circumstances of space for root exploitation . Hence , repotting should be done every other year or when the plant life has outgrown its batch .
Grooming and Maintenance
This low - maintenance plant is extremely easy to look after and why it ’s a top plectrum for amateur or beginners .
Always plant the cactus in a clay pot .
An unglazed remains pot is a great choice as it vaporise the unnecessary excess wet . It is a corking choice for those looking for a columnar cactus .
rank the works where enough sunlight is present .
During wintertime , bring the plant indoors ( it makes an excellent cactuswindow sill plant ) as the photo to cold temperatures may damage the plant for good .
How To Propagate Acanthocereus Tetragonus
Fairy castle cacti propagate from cuttings .
For this , cut a branch as long as the length of a hand and replant it in moist , well - drain miracle soil .
This type of dirt helps to harden and dry out the cutting , allowing roots to develop .
Acanthocereus Tetragonus Pests and Diseases
The green finger plant is n’t susceptible to any serious diseases or pest problems .
However , overwatering causes bacterial or fungal diseases .
Some of the teasing insects to watch out forwhite bugs on succulent Acanthocereusandroot mealy bugs .
Less common pests arefungus gnatsand wanderer soupcon .
Learn mites on succulentsand more .
Fairy Castle Cactus Suggested Uses
Having succulents and cacti like fairytale castle help keep the air unused in nursing home .
Plus , they help raise indoor beauty with their unique , exotic appearance .
This makes them the best indoor cacti but also a great addition to fairy gardens .