Pleiospilos is a genus of succulent flowering plants of the Aizoaceae family, native to South Africa. The name is derived from the Greek "pleios", meaning "many" and "spìlos", meaning "spot".

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Care for Pleiospilos Nelii

On the part of care for Pleiospilos Nelii, it is an easy process. Your split rock will need plenty of sunlight, proper ventilation, and regular watering towards germination. Find out all you need to know about each factor below.

Soil and fertilizer

The split rock will need well-draining soils. A commonly used type of soil is the sandy soils that excel when it comes to drainage. The plant does not need organic nutrients. Therefore, you should not mind about the fertilizer. Try as much as possible to provide soils and conditions that will mimic their natural habitat.

Sun-light, and water

Pleiospilos Nelii is quite adaptable and will thrive well as long as there are little water and direct sunlight. You will notice climate change when it begins slowing the growth.

The plant will often slow down the growth when the dry seasons are encroaching. When it begins slowing down the growth, it is time to supplement with watering. You can start watering it sparingly during the winter seasons.

Humidity and temperature

Pleiospilos Nelii is quite tolerant to high temperatures, though the high temperatures may retard the growth. It will be a milestone to keep it in warm conditions to allow it to thrive well. The conditions should be low humid because the plant will thrive in low humidity conditions.

Pleiospilos Nelii: Split Rock Succulent Growing and Care Tips

Pleiospilos nelii (plee-oh-SPIL-os) is a flowering succulent plant hailing from South Africa.

The genus Pleiospilos plant name comes from two Greek words: first ‘pleios’, means many and the second part, ‘spilos’ means spot.

It is a member of the Aizoaceae (ay-zoh-AY-see-ee) family and often confused with Lithops (living stones).

Pleiospilos nelii has several common names including:

  • Split Rock Plant
  • Mimicry Plant
  • Cleft Stone
  • Living Rock Cactus
  • African Living Rock
  • Pleiospilos nelii “Split Rock”
  • Royal Flush Split Rocks

Suggested Mimicry Plant Uses

Pleiospilos rockplant are interesting and unusual plants.

They make excellent houseplants in small containers.

Outdoors the Cleft stone plant makes an attractive conversation plant for a bright patio, deck, or balcony in summer.

Provide a pot with a depth of 3″ – 5″ inches to accommodate the plant’s long tap root.

In hot, dry climates, this extremely drought resistant plant is an excellent, year-round addition to a rock garden or outdoor cactus collection.

Care and Propagation Information

General Care for Pleiospilos nelii “Split Rock”

Pleiospilos nelii “Split Rock”is a perfect example of mimicry in botany. Mimicry occurs when a plant evolves to resemble something around it. In the case of “Split Rock,” Pleiospilos nelii mimics stones, creating camouflage to blend in.

“Split Rock” also has small specks on its leaves. These are “windows” which allows sunlight to penetrate into the body of the plant, so it is able to photosynthesize.


“Split Rock” tends to need a bit less water than other succulents. It’s best to use the “soak and dry” method, and allow the soil to dry out completely between waterings. Water sparingly during the winter. Over-watering can cause your “Split Rock” to burst or rot.

Where to Plant

Pleiospilos nelii “Split Rock” is not cold hardy, so if you live in a zone that gets colder than 30° F (-1.1° C), it’s best to plant this succulent in a container that can be brought indoors. It does well in full to partial sun.

Plant in sandy, well-draining soil. “Split Rock” does well indoors on windowsills.

Pairs Well With

How to Propagate Pleiospilos nelii “Split Rock”

“Split Rock” can be propagated by division or by seeds. If you are new to growing from seed, be aware that, like any succulent seed, it can take quite some time to grow a full-sized plant.


Pleiospilos nelii “Split Rock” can be propagated by dividing the leaves. Clumps should be removed in the spring before it begins to grow new leaves.

Using a sharp, sterile knife, remove a leaf from the main plant. Allow it to callous over for a day or two, and then place in well-draining sandy soil.


“Split Rock” can be easily grown from seeds harvested from the flower pod or purchased online. Begin to sow your seeds in the summer, in a warm place.

For best results, soak your Pleiospilos nelii seeds in water for 24 hours before planting in a small layer of sandy soil. Keep soil damp, but not too wet, until seeds germinate.

Pleiospilos nelii likes soil without much organic material. Use a well-draining soil (preferably sandy) and do not fertilize unless it is during its growing time.

Often Confused With

Pleiospilos nelii “Split Rock” is often confused with Lithops.

Watch the video: Pleiospilos and Lithop care and seedlings.

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