How to Propagate Watermelon Peperomia: A Clear and Confident Guide

Do you want a whole bunch of gorgeous Watermelon Peperomia plants to enjoy or give out as gifts to friends and family but don’t know how to propagate watermelon peperomia? We absolutely love this plant and found its relatively easy to make more of these!

Read on to find the best method to propagate and care for your amazing Peperomia.

Its essential to understand a bit about the Watermelon Perperomia, also known as Peperomia Argyreia or Watermelon Begonia, before attempting to propagate it.

This plant is a member of the Piperaceae family and is characterized by its thick, fleshy leaves that store water. This plant is a low-maintenance plant perfect for beginners, and propagating it is a great way to expand your collection. This plant is known for its unique foliage resembling a watermelon’s rind, hence its name.

Key Takeaways

  • Watermelon Peperomia, also known as Peperomia Argyreia or Watermelon Begonia, is a low-maintenance plant with distinctive watermelon-like foliage.
  • Propagating this plant can be a rewarding way to grow your collection or share it with friends and family.
  • There are several methods to propagate Watermelon Peperomia, including leaf cuttings and stem cuttings.
  • Ensure you have the right tools and follow proper procedures for successful propagation.

Understanding Watermelon Peperomia

Watermelon PeperomiaOrigin and History

Watermelon Peperomia (Peperomia argyreia) is a popular houseplant known for its attractive heart-shaped foliage and delicate flowers. It belongs to the Piperaceae family and is native to South America.

The plant is commonly referred to as Watermelon Peperomia due to the unique appearance of its leaves, which resemble the rind of a watermelon.

Botanical Description

Watermelon Peperomia is a small perennial plant that grows up to 12 inches tall. It has thick, succulent stems and glossy, thick leaves that are typically 2-4 inches long.

The leaves are heart-shaped and have a distinctive striped pattern resembling a watermelon’s rind. The plant produces small, white flowers that grow on long, slender stems.

Varieties and Types

There are several varieties of Peperomia, including the Watermelon Peperomia. Other popular varieties include the Peperomia obtusifolia and the Peperomia caperata.

The Peperomia obtusifolia has large, rounded leaves that are dark green and glossy, while the Peperomia caperata has crinkled leaves that come in a range of colors, including green, red, and silver.

Watermelon Peperomia is a relatively easy plant to care for, making it a popular choice for both novice and experienced gardeners. It prefers bright, indirect light and well-draining soil.

The plant should be watered when the top inch of soil feels dry to the touch, and should be fertilized once a month during the growing season.

How to Propagate Watermelon Peperomia

Peperomia Watermelon Starter Plant

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Watermelon peperomia can be propagated using stem cuttings or leaf cuttings. The best time to propagate watermelon peperomias is in the spring or summer months when growth begins.

It’s important to use sterile tools like pruning shears or scissors to take stem cuttings no longer than 4 inches long.

Here are the propagation methods for Watermelon Peperomia, along with what you’ll need for each method:

1. Leaf Cuttings:

What You’ll Need:
* Healthy Mature Watermelon Peperomia plant
* Clean, sharp knife or scissors
* Potting mix
* Small pots or containers
* Plastic bag or plastic wrap


  1. Select a healthy leaf with no damage or pests.
  2. Use a clean, sharp knife or scissors to cut the leaf into 2-3 inch sections.
  3. Allow the cut ends to air dry for a day or two to callus.
  4. Plant the cuttings in small pots with well-draining potting mix, burying them about half an inch deep.
  5. Water lightly and cover the pots with a plastic bag or plastic wrap to create a mini greenhouse.
  6. Place the pots in a bright, indirect light location.
  7. Keep the soil consistently moist but not waterlogged.
  8. New plants should start to grow from the watermelon peperomia cuttings in a couple of weeks to a few months.
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2. Stem Cuttings:

What You’ll Need:
* Healthy Watermelon Peperomia Mother plant
* Clean, sharp knife or scissors
* Potting mix
* Small pots or containers


  1. Select a healthy stem with a few leaves attached.
  2. Cut the stem just below a leaf node (where a leaf is attached to the stem).
  3. Allow the cut end to air dry and callus for a day or two.
  4. Plant the cut end in small pots with well-draining potting mix, burying it about an inch deep. (You can also place the cuttings in water until roots grow and then pot it in soil)
  5. Water lightly and place in a bright, indirect light location.
  6. Keep the soil consistently moist but not waterlogged.
  7. New healthy roots should appear within a few weeks.
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3. Division:

What You’ll Need:
* Mature Watermelon Peperomia plant with multiple stems or growth points
* Potting mix
* Separate containers or pots


  1. Carefully remove the plant from its pot and gently separate the roots and stems into smaller sections, ensuring that each section has its roots and stems.
  2. Re-pot each divided section into its own container with fresh potting mix.
  3. Water the new divisions and place them in a bright, indirect light location.
  4. Keep the soil consistently moist but not waterlogged.
  5. New growth should emerge within a few weeks.
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Choose the propagation method that suits your resources and the number of new baby plants you wish to create. Proper care is essential after propagation to ensure the healthy growth of the new Watermelon Peperomia plants.

Ideal Conditions for Growth

Watermelon Peperomia plants are easy to care for and can thrive in a variety of conditions. However, providing the ideal conditions for growth will ensure a healthy and thriving plant.

Light Requirements

Watermelon Peperomia plants prefer bright, indirect light. Direct sunlight can scorch the leaves, so it is best to keep the plant in a warm spot with filtered or indirect light.

A north or east-facing window is ideal for these plants. If the plant is not getting enough light, it may become leggy and the leaves may lose their vibrant color. If so, you could try a south-facing window with a bit more filtered bright light.

Temperature and Humidity

Watermelon Peperomia plants prefer a warm location with temperatures between 65-75°F (18-24°C). They can tolerate slightly cooler temperatures, but should be kept away from drafts and cold windows.

This type of plant also prefer higher humidity levels. If the air in your home is dry, consider using a humidifier or placing a tray of water near the plant to increase humidity.

A lack of humidity will cause the plant’s leaves to turn brown at the edges and may slow its growth. Providing adequate humidity promotes healthier foliage and replicates the tropical environment in which the plant naturally thrives, ensuring its well-being and vibrancy.

You can use a pebble tray or humidifier to keep the air around the plant nice and muggy.

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Watering Needs

Watermelon Peperomia plants prefer to be kept moist but not overly wet. Allow the top inch of soil to dry out before watering again. Overwatering can lead to root rot, which can be fatal to the plant.

When watering, water thoroughly and allow any excess water to drain out of the bottom of the pot. Do not let the plant sit in standing water, as this can also lead to root rot.

It is preferred to use warm, chemical-free water to mimic the tropical conditions this plant thrives in, helping to maintain its overall health and vitality.

Tap water has too many minerals, such as chlorine and fluoride, which can accumulate in the soil over time and potentially harm the plant. Using tepid, chemical-free water ensures that your plant remains in optimal condition, as tap water can have too many mineral impurities that may not suit its natural preferences.

Understanding Water Propagation

how to propagate watermelon peperomiaWater propagation, also known as “water rooting” or “water cloning,” is a method of plant propagation where you grow new plants from cuttings or leaf segments in water instead of soil.

This method is commonly used for various houseplants and is known for being simple and effective. Here’s how water propagation typically works:

  • Select a Cutting: Choose a healthy cutting or leaf segment from the mother plant. The cutting should have a node, which is a small bump or nub where leaves, stems, and roots grow from. Nodes are essential for root development.
  • Place in Water: Submerge the cut end of the cutting or leaf segment in a container of clean water. Make sure the node is underwater, but the leaves are not submerged.
  • Change the Water: It’s a good practice to change the water every few days to prevent the growth of mold or bacteria.
  • Provide Indirect Light: Place the container with the cutting in a location with indirect sunlight. Avoid direct sunlight, as it can heat the water and potentially harm the cutting.
  • Wait for Roots: Over time, usually a few weeks to a few months, roots will begin to form from the nodes. You can check the progress by gently pulling the cutting out of the water and inspecting the root growth.
  • Transplant: Once the roots are several inches long and well-developed, you can transplant the cutting into a pot with soil. Be gentle when transferring to avoid damaging the delicate roots.

Water propagation works well for many plant species, including pothos, philodendron, spider plants, and some succulents.

However, it may not be suitable for all plants. Some plants may not root as easily in water, and for those, traditional soil propagation methods may be more effective.

Water propagation is popular because it allows you to observe root development and is an excellent way to create new plants from cuttings without needing soil until the roots are established.

Potting and Repotting

Watermelon Peperomia plants must be repotted every spring to ensure enough space to grow. When repotting, it is crucial to choose a container that is slightly larger than the current one. The new container should have a drainage hole to allow excess water to escape.

The potting soil should be well-draining and rich in organic matter. A good potting mix can be made by combining equal parts of peat moss, coco coir, and perlite. This mixture will give the plant the necessary nutrients and drainage to thrive.

Before repotting, gently remove the plant from its current container. If the roots are tightly packed, use a knife to loosen them up.

Then, place a layer of fresh soil in the bottom of the new container and carefully place the plant in the center. Fill in the space around the plant with additional soil, leaving about an inch of space at the top.

After repotting, water the plant thoroughly and place it in a spot with bright, indirect light. Avoid placing the plant in direct sunlight, which can burn the leaves.

Caring for Watermelon Peperomia

This beautiful plant is an easy to care for houseplant that requires minimal attention. One of the most important aspects of caring for Watermelon Peperomia is watering. It is essential to allow the top couple of inches of soil to dry out between watering and then water thoroughly.

Overwatering and underwatering can harm the plant’s health, so finding a balance is essential. This plant type should not be allowed to dry out or be left sitting in water for an extended period of time.

Watermelon Peperomia prefers to be kept in a warm environment. These tropical plants come from humid regions in northern South America, so it’s important to keep them above 60F (about 16C).

It’s also important to maintain a humid environment for the plant. Misting the plant regularly or placing it near a humidifier can help create the ideal environment.

When planting Watermelon Peperomia, it’s important to use a well-draining potting mix. A mixture of 1 part compost and 1 part peat moss or coco coir is recommended.

Alternatively, a pre-mixed potting mix labeled as well-draining can be used. It’s important to ensure the pot has drainage holes to prevent excess water from accumulating.

Fertilizing Watermelon Peperomia is unnecessary but can help encourage bushy growth. If using liquid fertilizer, diluting it to half-strength and applying it every two weeks during the growing season is essential.

A balanced fertilizer is recommended to avoid over-fertilization, which can lead to salt buildup in the soil. Remember to water the plant thoroughly before applying fertilizer to prevent root burn.

Continuously monitor the plant for any signs of nutrient deficiency or excess, and adjust your fertilization schedule accordingly to ensure your Peperomia Watermelon thrives in a healthy and balanced environment.

Common Problems and Solutions

Watermelon peperomia is generally a low-maintenance plant and is not prone to many problems. However, there are a few common issues that may arise.

Here are some of the most common problems and solutions to help keep your watermelon peperomia healthy and thriving.

Overwatering and Root Rot

Overwatering is one of the most common problems with watermelon peperomia, and it can lead to root rot. Root rot occurs when the roots of the plant are constantly sitting in water, causing them to become waterlogged and begin to rot.

To prevent overwatering, make sure the soil is completely dry before watering. Water the plant only when the top inch of soil feels dry to the touch. If root rot has already developed, repotting the plant in fresh, well-draining potting soil may be necessary.


Watermelon peperomia is generally a healthy plant and resistant to pests, but mealybugs, spider mites, and fungus gnats can still be a problem.

Mealybugs are small, white insects that feed on the plant sap, causing the leaves to wilt and turn yellow. Fungus gnats are tiny flies that lay their eggs in the soil of the plant, causing damage to the roots.

To prevent these pests, keep the plant well-ventilated and avoid overwatering. If pests do appear, use insecticidal soap or neem oil in a spray bottle to control the infestation.

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Underwatering can also be a problem for watermelon peperomia. The plant prefers to be kept evenly moist, and if the soil becomes too dry, the leaves may wilt and turn brown.

To prevent underwatering, water the plant when the top inch of soil feels dry to the touch. If the plant is severely underwatered, it may be necessary to soak the pot in water for a few hours to rehydrate the soil.

Watermelon Peperomia and Pets

Watermelon Peperomia is a beautiful and popular houseplant known for its attractive foliage resembling watermelon rinds.

However, if you are a pet owner, you might be wondering whether this plant is safe for your furry friend to be around.

The good news is that Watermelon Peperomia is non-toxic to pets, including cats and dogs, according to the American Society for the Prevention of Cruelty to Animals (ASPCA). This means that if your pet accidentally ingests a leaf or two, it is unlikely to cause any harm.

However, it is still essential to keep in mind that ingesting any plant material can cause mild gastrointestinal upset in pets, such as vomiting and diarrhea.

Therefore, keeping the plant out of reach of curious pets is recommended to avoid any accidental ingestion.

Frequently Asked Questions

Q: What is the best way to propagate Watermelon Peperomia?

A: The best way to propagate Watermelon Peperomia is through stem cuttings or leaf cuttings. Both methods are effective, but stem cuttings tend to produce faster results.

Q: How long does it take for Watermelon Peperomia to propagate?

A: Watermelon Peperomia can take anywhere from 2 to 4 weeks to propagate, depending on the method used. Stem cuttings tend to root faster than leaf cuttings.

Q: Can You prpagate Peperomia with leaf cuttings?

A: Yes, Watermelon Peperomia can be propagated from both stem and leaf cuttings. Stem cuttings tend to be more effective and produce faster results.

Q: What are the ideal conditions for propagating Watermelon Peperomia?

A: Watermelon Peperomia propagates best in bright, indirect light and high humidity levels. The temperature should be between 65-75°F (18-24°C) and the soil should be kept moist but not waterlogged.

Q: Is it better to propagate Watermelon Peperomia in soil or water?

A: Both methods of propagation are effective, but propagating in soil allows for better root development and a stronger plant.

Propagating in water can be done, but it may take longer for the plant to adjust to soil after being rooted in water.

Q: What are some common mistakes to avoid when propagating Watermelon Peperomia?

A: Some common mistakes to avoid when propagating Watermelon Peperomia include overwatering, using a soil mix that is too dense or heavy, and not providing enough humidity.

It is also important to avoid direct sunlight and keep the plant in a warm, draft-free area during propagation.

Q: Is the Watermelon Peperomia a Fast or Slow growing Plant?

A: The watermelon peperomia is a slow-growing plant, according to sources such as This means that it may take some time to see noticeable plant growth in the plant’s size or appearance.

While slow growth can be frustrating for those looking for quick results, it also means that the plant requires less maintenance and attention than faster-growing plants.

With proper care, the watermelon peperomia can thrive and eventually reach its full potential, even if it takes a bit longer to get there.

Q: Does Watermelon Peperomia need artificial light?

A: Watermelon Peperomia (Peperomia argyreia) can tolerate lower light conditions than some other houseplants, but it will benefit from some additional light. Inadequate light can lead to leggy growth and reduced vibrancy of its distinctive foliage.

While it doesn’t necessarily need artificial light if it’s placed in a bright, indirect light location in your home, providing supplementary artificial light can be beneficial, especially during the winter months or if natural light is limited.

You can use fluorescent grow lights or LED plant lights to supplement the available light. Position the artificial light source about 6 to 12 inches above the plant for optimal results.

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The key is to find the right balance between natural and artificial light to ensure that your Watermelon Peperomia thrives and maintains its attractive appearance.

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