Pachycereus marginatus Mexican Fence Post Specimen
Pachycereus marginatus Mexican Fence Post Specimen
Pachycereus marginatus Mexican Fence Post Specimen
Pachycereus marginatus Mexican Fence Post Specimen
Pachycereus marginatus Mexican Fence Post Specimen
Pachycereus marginatus Mexican Fence Post Specimen
Pachycereus marginatus Mexican Fence Post Specimen

Pachycereus marginatus Mexican Fence Post Cactus (16-18")

(This plant is shipped Bare root. Our specimen category are plants that are grown in different ways, some of them are grown in pots, some are grown in trays and other are grown directly in our fields, that is why we will ship them bare root. All our plants are grown under the same conditions, although not all the plants are the same. You will receive a similar plant in size and shape to the ones in the pictures. Our plants are hand-picked and carefully selected to bring you the best quality possible. Please allow us up to 3 business days to process your order. If you wish to receive your order on a specific date, or have special instructions, please add a note at the checkout.)

Pachycereus Marginatus goes by the common name ‘Mexican Fence Post Cactus.’ The columnar trunk plant shows up to 12 feet in height with five to seven ribs. It belongs to the Cactaceae family and requires full sun exposure for its neat appearance. The winter-dormant Mexican fencepost from Central Mexico has rough and erect stems. 

Growth Rate

Pachycereus marginatus has a dramatically slow growth rate but is highly tolerant to heat and cold.


Mexican fence post cactus bears pinkish-red flowers during the blooming season, which is spring.

Watering and Feeding

This cactus needs a desert-like condition. Avoid overwatering and ensure that the soil is entirely dried out between two waterings.


Pachycereus marginatus grows with ease amongst rocks soaking all its essential nutrients from the rocky layers. You need a typical cactus potting mix that is well-drained.


The hardiness zone of these cacti is 10, with a frost tolerance of up to −3.9° C (25° F).


This variety of Pachycereus demands full sun, especially during spring and summer. The plant can tolerate parched conditions. When placed indoors, expose it to natural light.


The Mexican fence post cactus can be easily propagated via seeds or stem cuttings.

Mexican fence post cactus has a strong dominating personality with an indomitable presence. It is sure to add lots of character and feel to your cactus garden!  

Some of the information in this description has been found at, and

Blooming Season Spring
Common Name (Mexican fence post cactus
Dormancy Winter
Family Cactaceae
Flower Pinkish-red
Frost Tolerance −3.9 °c
Growth Rate Slow growth
Hardiness Zone 1/9
Height 12 feet
Origin Central mexico
Scientific Name Pachycereus marginatus Mexican Fence Post Specimen
Shape Columnar trunks
Sun Exposure Full sun

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More impressive than I had imagined.

Robin D.
United States United States

Thanks Planet Desert

So mine came a little bent over, not straight like the picture, but it also has a baby pup..and it was healthy, hopefully I planted it ok, since it came barefoot. I ordered another one in the spring, wow is it growing. One of my favorites..

United States United States

Not as described

Description says that one will receive a cactus similar to photo, not at all, I’m very disappointed


Love this robust plant!!

pedro l.
United States United States

Beautiful cactus

Beautiful healthy cactus it’s my favorite I’ve gotten so far definitely recommend it!

Pachycereus marginatus Mexican Fence Post Specimen

6 reviews
Regular price$ 85.00
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Colder regions warning: If you are expecting temperatures below 40 degrees within the next five days after placing your order, we highly recommend adding a heat pack to your order. We are now offering 72-hour heat packs by request, and if your order is $50.00 or more, you will get a heat pack free of charge by request. To prevent plants from freezing while in transit, orders placed for areas with extreme severe freezing temperatures will be held for shipment until it is safe to ship. Care instructions are included in every package you order. We ship via USPS Priority Mail, and we calculate the shipping cost based on the weight and volume of your purchase. Depending on your location, we will ship the plants on a certain day to avoid transit time during weekends or holidays. If you have any questions or comments, please feel free to contact us at any time.