All You need to know about Senecio Crassissimus

Senecio crassissimus is a species of flowering plant in the Asteraceae family, which is native to the southwestern part of Africa, particularly Namibia and South Africa. It is commonly known as the bush senecio or elephant’s foot.

This plant is a succulent shrub that can grow up to 2 meters tall and 1.5 meters wide, with a thick trunk and woody branches. Its leaves are fleshy and green-gray, and its flowers are small and yellow, typically blooming in the summer months.

How to grow and take care of Senecio Crassissimus?

Senecio crassissimus, also known as Blue Chalksticks, is a succulent plant native to South Africa. It is easy to grow and care for, and can make a great addition to any indoor or outdoor garden. Here are some tips for growing and taking care of Senecio crassissimus:

  1. Light: Senecio crassissimus prefers bright, direct sunlight. If grown indoors, place the plant near a south-facing window where it can get at least 6 hours of sunlight per day. If grown outdoors, choose a spot with full sun exposure.
  2. Soil: Use a well-draining soil mix for succulents, such as cactus soil or a mix of potting soil, sand, and perlite. The soil should be slightly dry before watering.
  3. Water: Water Senecio crassissimus sparingly, as it is drought-tolerant and does not like to be overwatered. Allow the soil to dry out completely before watering again. In winter, the plant may go dormant and require even less water.
  4. Temperature and Humidity: Senecio crassissimus prefers warm temperatures and low humidity. It can tolerate temperatures down to 30°F (-1°C), but it is best to protect it from frost. Indoors, it can thrive in average room temperatures.
  5. Fertilizer: Senecio crassissimus does not require frequent fertilization. Feed it with a balanced, water-soluble fertilizer once or twice a year, during the growing season.
  6. Pruning: Senecio crassissimus does not require pruning, but you can trim off any dead or damaged leaves to keep the plant looking tidy.
  7. Propagation: Senecio crassissimus can be propagated by stem cuttings. Allow the cuttings to dry out for a day or two, then plant them in well-draining soil. Water sparingly until new growth appears.

By following these tips, you can grow and enjoy a healthy and beautiful Senecio crassissimus plant.

What is the lifespan of Senecio crassissimus?

In its native habitat, this succulent plant can live for many years, possibly up to 20 or more. The lifespan of Senecio crassissimus, also known as Blue Chalksticks, can vary depending on growing conditions and care.

As a houseplant, the lifespan can vary depending on factors such as watering, light, and temperature. With proper care, a Senecio crassissimus plant can live for many years as a long-lived houseplant.

However, as with any living organism, it is difficult to predict the exact lifespan of a Senecio crassissimus plant. With good care and maintenance, you can help your plant live a long and healthy life.

How to water it?

When it comes to watering Senecio crassissimus, it is important to strike a balance between not overwatering and not underwatering the plant. Here are some tips on how to water your Senecio crassissimus plant:

  1. Let the soil dry out: This succulent plant prefers well-draining soil and can suffer from root rot if it sits in wet soil for too long. Allow the soil to dry out completely between waterings. You can test the soil moisture by inserting a finger into the soil or using a moisture meter.
  2. Water sparingly: When you do water, water the soil around the base of the plant rather than the leaves. Use a watering can with a narrow spout to avoid getting water on the leaves, which can cause spotting or rot. Be sure to water sparingly and avoid getting water on the leaves, as excess moisture can cause damage.
  3. Adjust watering frequency based on season: During the growing season (spring and summer), you may need to water more frequently, as the plant will be actively growing. During the dormant season (fall and winter), you can reduce watering to once every few weeks, as the plant will not be actively growing and will not require as much water.
  4. Avoid watering during humid conditions: Senecio crassissimus prefers low humidity and can be susceptible to rot in high humidity. It’s best to avoid watering the plant during humid weather conditions or when the air is very damp.

By following these tips, you can water your Senecio crassissimus plant properly and help ensure that it stays healthy and thriving.

How to prune it?

Pruning Senecio crassissimus, also known as Blue Chalksticks, is not necessary for the plant’s health, but it can help to keep it looking neat and tidy. Here are some tips on how to prune your Senecio crassissimus:

  1. Identify what needs to be pruned: Look for any dead or damaged leaves that need to be removed, as well as any stems that have grown too tall or are no longer attractive.
  2. Use clean, sharp pruning tools: Use a pair of clean, sharp pruning shears or scissors to make a clean cut. This will help to prevent damage to the plant and reduce the risk of infection.
  3. Cut close to the base: When pruning stems, cut as close to the base of the plant as possible. This will help to encourage new growth and keep the plant looking neat and compact.
  4. Remove dead leaves: To remove dead or damaged leaves, use your fingers or a pair of clean scissors to gently pull or snip the leaf off the stem. Be careful not to damage any healthy leaves or stems in the process.
  5. Dispose of pruned material: Once you have finished pruning, be sure to dispose of any plant material that has been removed from the plant. This can help to reduce the risk of disease and pests.

By following these tips, you can prune your Senecio crassissimus plant properly and help ensure that it remains healthy and attractive.

How big does the Senecio crassissimus grow?

Senecio crassissimus, also known as Blue Chalksticks, can grow up to 1 to 3 feet (30 to 90 cm) in height and up to 1 to 2 feet (30 to 60 cm) in width. However, the size of the plant can vary depending on growing conditions and care. In general, this succulent plant has a compact, bushy growth habit with thick, blue-green leaves and woody stems.

The growth rate of Senecio crassissimus can also vary depending on environmental factors such as light, temperature, and moisture. In general, this plant grows relatively slowly, but with good care, it can reach its maximum size over time.

It’s worth noting that as with many succulent plants, Senecio crassissimus can be pruned to control its size and shape, so it’s possible to keep it smaller if desired. Regular pruning can also help to promote bushy growth and keep the plant looking neat and attractive.

Which soil is the best for growing it?

Senecio crassissimus, also known as Blue Chalksticks, requires a well-draining soil mix to thrive. The ideal soil mix for this plant is one that is porous and allows excess water to drain away quickly, as these plants are susceptible to root rot if they are kept in overly wet soil.

To create a suitable soil mix for your Senecio crassissimus, you can use a commercial cactus or succulent soil mix, which typically consists of a blend of sand, perlite, and peat moss. Alternatively, you can make your own mix by combining equal parts of sand, perlite, and potting soil.

When repotting your Senecio crassissimus, it’s important to choose a pot with drainage holes in the bottom to allow excess water to escape. If the soil mix stays too wet, it can lead to root rot and other problems. It’s also a good idea to use a pot that is slightly larger than the current pot to give the plant room to grow.

In summary, the best soil for growing Senecio crassissimus is one that is well-draining and porous, such as a cactus or succulent soil mix.

Where can I buy it?

You can buy Senecio crassissimus, also known as Blue Chalksticks, at many garden centers, nurseries, and plant stores. You can also purchase this plant online from various retailers that specialize in succulent plants.

If you prefer to buy plants in person, you can check with local garden centers and nurseries in your area to see if they carry Senecio crassissimus. Many larger chain stores that sell plants, such as Home Depot or Lowe’s, may also have this plant available.

If you prefer to shop online, you can find Senecio crassissimus available for purchase on websites such as Amazon, Etsy, and various other online plant stores. When shopping online, be sure to read reviews and check the seller’s ratings to ensure that you are purchasing from a reputable source.

No matter where you choose to purchase your Senecio crassissimus, be sure to choose a healthy plant with no signs of damage or disease, and follow proper care instructions to ensure that it thrives in your home or garden.


In this post, we discussed various aspects of growing and caring for Senecio crassissimus, also known as Blue Chalksticks. We covered the plant’s preferred growing conditions, including its lighting, watering, and soil requirements, as well as its growth habits and lifespan.

We also discussed how to propagate this plant, how to prune it to keep it looking neat and attractive, and where to purchase it.

Overall, Senecio crassissimus is a hardy and low-maintenance succulent plant that can make an excellent addition to any indoor or outdoor garden. By providing it with the proper care and attention, you can enjoy its unique beauty for many years to come.

Have a nice day!

Ari Iniesta

Ari Iniesta

Total posts created: 199
Hello fellow succulent enthusiast! My name is Ari Iniesta, and I'm a succulent enthusiast. I was born and raised in a small town in southern Spain, where the warm climate and dry conditions allowed me to develop a love for plants that are able to thrive in harsh environments. As I got older, my interest in succulents only grew stronger. I began to study horticulture and botany, and I even started my own collection of rare and exotic succulents from around the world.

Leave a reply

Your email address will not be published. Required fields are marked *

Cookies Notice

Our website use cookies. If you continue to use this site we will assume that you are happy with this.