Discover how to care for Cleistocactus colademononis, also known as Monkey Tail cactus. From soil and sun exposure to watering and propagation methods, this article provides essential care instructions for this unique and eye-catching house plant. Whether you want to add a touch of exotic beauty to your indoor space or expand your collection, learn how to keep your Cleistocactus colademononis thriving and propagate it successfully.


Are you looking for a unique and eye-catching house plant that will add a touch of exotic beauty to your indoor space? Look no further than Cleistocactus colademononis, also known as Monkey Tail cactus. This striking succulent is sure to captivate your attention with its long, trailing stems covered in fluffy white spines. In this article, we will explore the fascinating world of Cleistocactus colademononis, including its care instructions, propagation methods, common issues, and more. So, let’s dive in and discover why this cactus is a fantastic addition to any house plant collection.

Care Instructions for Cleistocactus colademononis

To ensure the healthy growth and longevity of your Cleistocactus colademononis, it is essential to provide the proper care and conditions. Here are the key care instructions for this unique house plant:

1. Soil

Cleistocactus colademononis thrives in a loose, well-drained cactus mix. This type of soil allows excess water to drain away, preventing root rot and other moisture-related issues.

2. Repotting

Repotting is necessary every other year or when the cactus outgrows its current pot. When repotting, use fresh cactus potting mix to provide the plant with fresh nutrients.

3. Sun Exposure

This cactus species loves bright light, but direct sunlight can be harmful. It is best to provide filtered bright light or place the plant in a spot with partial sun or light shade. This prevents sunscald and ensures the optimal growth of your Cleistocactus colademononis.

4. Watering

During the growing season, water your Cleistocactus colademononis moderately. This can be done weekly or more frequently in sunny weather. However, it is crucial to allow the soil to dry completely between waterings to prevent overwatering. In winter, keep the plant rather dry as it can tolerate colder temperatures down to -2°C.

5. Fertilization

Occasionally, provide your Cleistocactus colademononis with a high-potassium liquid feed during the active growing period. This ensures that the plant receives the necessary nutrients for healthy growth and blooming.

6. Winter Care

To promote abundant flowering, Cleistocactus colademononis requires a period of cool rest in winter. The plant can tolerate temperatures from 5 to 15 degrees Celsius with plenty of light. However, it is essential to protect the plant from frost, especially if the soil is moist.

7. Pest and Diseases

Watch out for infestations of scale insects, spider mites, stem and root mealy bugs on your Cleistocactus colademononis. These pests can damage the plant and make it susceptible to fungal attacks. Regularly inspect the plant and take appropriate measures to control pests and prevent infestations.

Propagation Methods

If you want to expand your collection of Cleistocactus colademononis or share this unique house plant with friends and family, propagation is the way to go. Here are the different propagation methods you can try:

1. Stem Cuttings

Stem cuttings are the most popular and effective method of propagating Cleistocactus colademononis. To propagate from stem cuttings, select a healthy stem measuring at least 5 inches in length. Make a clean, diagonal cut about 3-5 inches from the stem’s tip. Allow the cuttings to dry and form calluses for 4-5 days. After callusing, plant the cuttings in slightly moist cactus soil and place them in a bright, indirect light location. The cuttings should root and start growing within a few weeks.

2. Division

Mature Cleistocactus colademononis plants can be divided into smaller sections. Carefully remove the plant from the soil and shake off any excess soil. Identify sections with healthy roots and stems, and cut away any dried or dead roots. Plant the divided sections in pots with fresh potting mix and water them lightly. Place the pots in a bright, indirect light location to encourage root development.

3. Pups

Cleistocactus colademononis produces offshoots, also known as pups, at the base of its stem. These young plants can be separated from the mother plant and grown independently. To propagate pups, add cactus or succulent mix to small containers. Gently pull the pups from the soil and shake off any soil clinging to their roots. Place each pup just below the soil surface in a new container. Lightly moisten the soil, and position the pots in bright, indirect light for optimal growth.

4. Seeds

While possible, propagating Cleistocactus colademononis from seeds is less common due to the slow growth rate and low success rate of this succulent. If you choose to propagate from seeds, plant them in well-draining soil mixture designed for cacti and succulents. Keep the soil slightly moist and place the pots in a brightly lit location. Germination can take 14-28 days at a temperature of around 20°C. Be prepared for a longer wait time and be patient with this method.


Cleistocactus colademononis, with its trailing stems and fluffy white spines, is a fantastic choice for those looking to add a touch of exotic beauty to their indoor space. By following the care instructions provided and exploring various propagation methods, you can enjoy the beauty of this unique cactus and even share it with others. Whether you choose to propagate through stem cuttings, division, pups, or seeds, each method offers its own unique experience and challenges. So, why not add a Cleistocactus colademononis to your house plant collection and enjoy the wonder of this captivating cactus?


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