How to grow and care for Watermelon Peperomia (Peperomia argyreia) Indoors

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Watermelon Peperomia, Peperomia argyreia

Botanical name: Peperomia argyreia
Synonmy name: Peperomia sandersii
Family: Piperaceae
Common names: Watermelon Peperomia, Watermelon Begonia

Watermelon Peperomia Description

Watermelon Peperomia (Peperomia argyreia) care is easy and requires bright light, moderately moist soil, warm and humid conditions.

Watermelon Peperomia also called Watermelon Begonia is a compact upright bushy Peperomia plant which grows to a height of about 12 inches.

The slightly-fleshy, oval-shaped, green leaves are strikingly marked with curved silver stripes resembling the skin of a watermelon and hence the common names.

The stems in Watermelon Peperomia are red-colored and the flowers are rat-tail flower-heads made up of green flowers on an upright spike.

Watermelon Peperomia Origin

Watermelon Peperomia (Peperomia argyreia) is native to the tropical rain forests of northern South America where it grows as an epiphyte on trees.

Buy beautiful and healthy Watermelon Peperomia (Peperomia argyreia) from Etsy.

Watermelon Peperomia, Peperomia argyreia

Photo Credit: Crocus

Watermelon Peperomia (Peperomia argyreia) Care Indoors

Watermelon Peperomia (Peperomia argyreia) grows best in bright light and moderately moist soil. It requires warm, humid conditions and rich, loose, free-draining soil to thrive.

Watermelon Peperomia Light Requirements

Watermelon Peperomia (Peperomia argyreia) grows best in bright light away from direct sunlight. It will also thrive under a grow light.

Too little light for your Watermelon Peperomia will result in a leggy plant as the plant tries to reach for the light source.

Keep your Watermelon Peperomia away from direct sunshine as it can lead to scorching of the leaves. Check out this guide on understanding light for houseplants.

Watermelon Peperomia Watering

Water Watermelon Peperomia (Peperomia argyreia) liberally during the growing season and allow the soil to dry out between waterings.

Significantly reduce watering for your Watermelon Peperomia during the cold season to keep the soil barely moist as growth is minimal at this time. Read more on how to water houseplants.

Ensure the pot for your Watermelon Peperomia has a drainage hole to prevent the soil from getting soggy as it can lead in root-rot disease.


Temperature for Watermelon Peperomia

Average warmth within the range of 18-250C is ideal for Watermelon Peperomia. A room temperature that is comfortable for you is ideal for this plant.

Protect your Watermelon Peperomia from draughts (drafts) as they can cause brown leaf tips and leaf drop. Read more on understanding temperature for houseplants.

Humidity for Watermelon Peperomia

Watermelon Peperomia (Peperomia argyreia) can grow in average room humidity but it thrives in a high humidity environment. Too low humidity can cause the plant to develop brown leaf tips and edges.

To raise humidity for Watermelon Peperomia, set pot on a wet pebble tray or use a cool mist humidifier to raise humidity. Read more on how to raise humidity for houseplants.

You can also grow your Watermelon Peperomia in a terrarium as high humidity can be maintained. Read more on how to make a terrarium for houseplants.

Fertilizer (Feeding) for Watermelon Peperomia

Feed Watermelon Peperomia (Peperomia argyreia) with a balanced, liquid fertilizer every 4 weeks during the growing period.

Withhold feeding for your Watermelon Peperomia during the cold season as growth is minimal and feeding at this time may lead to fertilizer burn and eventual death of the plant. Read more on how to feed houseplants.

How to Repot Watermelon Peperomia

Repot Watermelon Peperomia (Peperomia argyreia) during the growing season only when the plant has become pot-bound.

Use a pot one size larger than the current one and ensure that the pot has a drainage hole to prevent the soil from getting soggy as it can lead to root-rot disease and the eventual death of the plant.

Soil for Watermelon Peperomia

The best soil for Watermelon Peperomia (Peperomia argyreia) should be rich in organic matter, loose and free-draining to avoid getting soggy soil. The soil should be loose enough to allow water to drain out fast enough.

Cactus and Succulents soil is ideal for Watermelon Peperomia. Buy quality Cactus and Succulents Soil for your Watermelon Peperomia from Etsy.

How to Prune Watermelon Peperomia

Pruning Watermelon Peperomia involves regular removal of dead foliage to maintain your plant neat and tidy.

How to propagate Watermelon Peperomia (Peperomia argyreia)

Watermelon Peperomia (Peperomia argyreia) propagation can be done from leaf cuttings or by plant division.

How to propagate Watermelon Peperomia from leaf cuttings in water

Watermelon Peperomia leaf cuttings root easily, therefore there is no need for a rooting hormone. Take leaf cuttings from a healthy Watermelon Peperomia and ensure each leaf cutting has a petiole.

Allow sometime for the formation of a protective callus tissue over the cuts of your Watermelon Peperomia Plant leaf cuttings to prevent rotting.

Place the leaf Watermelon Peperomia cuttings in a jar of clean plain water and change the water every 7-10 days.

Place in warm shaded place until growth begins at the base of the cuttings leaf petiole. Allow enough time for substantial growth of the roots and new leaves.

Transfer the rooted Watermelon Peperomia cuttings to individual pots and place in a cool shaded place. For a fuller Watermelon Peperomia, plant several plants in one pot.

Maintain the soil moist until the new Watermelon Peperomia are well established after which you can begin routine care.

How to propagate Watermelon Peperomia by plant division

Take out your Watermelon Peperomia Plant from its pot and divide it into several sections. Ensure that each section has adequate roots for faster establishment.

Pot these sections in individual pots and place in a warm, well-lit place and maintain the soil moist until new growth emerges on your Watermelon Peperomia sections.

Allow the new Watermelon Peperomia plants to be well established before transplanting after which you can begin routine care.

Watermelon Peperomia, Peperomia argyreia

Photo Credit: Amazon Uk

Watermelon Peperomia (Peperomia argyreia) Problems Indoors

Watermelon Peperomia (Peperomia argyreia) problems indoors include drooping leaves, dropping leaves, brown, crisp leaves, brown leaf tips and edges, root-rot, pests among others. Continue reading for more on these problems, their remedies and solutions.

Watermelon Peperomia drooping leaves

Watermelon Peperomia drooping leaves are caused by many and varied reasons. Below are some reasons for Watermelon Peperomia drooping leaves.

One possible reason for drooping leaves in Watermelon Peperomia is exposure to direct sunlight.

Thoroughly water the Watermelon Peperomia immediately and it should recover. Move the Watermelon Peperomia to a more shadier spot or instal a light curtain to filter direct sunlight from reaching the Peperomia leaves.

The second possible reason for drooping leaves in Watermelon Peperomia is overwatering which results in soggy soil.

To avoid getting soggy soil, ensure that the pot for your Peperomia has a drainage hole and that the soil is loose and free-draining. Also, reduce watering the plant during the cold season to maintain the soil barely moist as growth is minimal at this time.

The third possible reason for drooping leaves in Watermelon Peperomia is underwatering which implies that there is too little moisture in the soil. As such, there is no water in the soil for the plant to take up to the leaves and other parts.

Thoroughly water the Peperomia plant immediately and it should perk up. Thereafter, water the Peperomia plant liberally during the growing season and allow the soil to dry out between waterings.

Watermelon Peperomia leaves may droop for other reasons. Read more on 14 reasons for Peperomia drooping leaves.

Watermelon Peperomia dropping leaves

Watermelon Peperomia dropping leaves are caused by various reasons. We have below discussed some of the possible causes of dropping leaves inWatermelon Peperomia.

One possible cause of leaf drop in your Watermelon Peperomia Plant is that the temperature is too low.

Move your Watermelon Peperomia to a warmer spot away from cold draughts and maintain an average room temperature. A room temperature that is comfortable for you is ideal for this plant.

The second possible cause of Watermelon Peperomia dropping leaves is that the plant has been underwatered causing the foliage to wilt and drop.

Water your Watermelon Peperomia Plant liberally during the growing season and allow the soil to dry out between waterings but reduce watering during the cold season.

Read more on 12 reasons why Peperomia is dropping leaves.

Watermelon Peperomia dull and lifeless leaves

Watermelon Peperomia dull and lifeless leaves are due to exposure of the plant to hot direct sunlight.

Watermelon Peperomia cannot tolerate hot direct sunlight. Protect your Watermelon Peperomia from hot direct sunlight by installing a light curtain to filter sunlight or move it to a shadier spot.

Watermelon Peperomia leggy stems

Watermelon Peperomia leggy stems are due to low light. This is an attempt by the plant to reach the light source.

Cut back the leggy stems to rejuvenate growth and move your Watermelon Peperomia to a brighter spot where it will receive bright, indirect light.

Watermelon Peperomia brown leaf tips and edges

Brown leaf tips and edges in Watermelon Peperomia are caused by two possible reasons. Remove the damaged leaves to keep the plant neat and tidy.

One possible reason for Watermelon Peperomia brown leaf tips and edges is sudden changes in temperature due to draughts (drafts).

Keep your Watermelon Peperomia away from draughts like drafty windos, windy doors, hot vents, air conditioners and others.

Maintain warm temperatures for the plant within the range of 18-250C.

The second possible reason for Watermelon Peperomia brown leaf tips and edges is too low humidity.

To raise humidity for your Watermelon Peperomia, set pot on a wet pebble tray or use a cool mist humidifier to raise humidity. Read more on how to raise humidity for houseplants.

You can also grow your Watermelon Peperomia in a terrarium as high humidity can be maintained in a terrarium. Read more on how to make a terrarium for houseplants.

Watermelon Peperomia brown, crispy leaves

Brown, crispy leaves in Watermelon Peperomia are caused by too dry air (low humidity). Watermelon Peperomia prefers a humid environment.

Set the pot on a wet pebble tray or use a cool mist humidifier to raise humidity for your Watermelon Peperomia. Read more on how to raise humidity for houseplants.

You can also grow your Watermelon Peperomia Plant in a terrarium as high humidity can be maintained in a terrarium. Read more on how to make a terrarium for houseplants.

Watermelon Peperomia wilted, discolored leaves with corky swellings under the leaves

Watermelon Peperomia wilted, discolored leaves with corky swellings under the leaves are an indication of root-rot disease.

Root-rot disease is brought about by soggy soil as a result of poor drainage of both the pot and the soil.

To prevent the soil from getting soggy, ensure that the soil is free-draining and that the pot has a drainage hole.

Isolate the affected plant to prevent spread to other houseplants and treat it appropriately for the disease. Read on how to deal with root-rot disease here.

Watermelon Peperomia diseases

Watermelon Peperomia diseases; leaf spot disease and root-rot disease. Isolate the affected plant and treat it appropriately for the diseases.

Watermelon Peperomia pests

Watermelon Peperomia pests; spider mites, whiteflies, scale insectsand mealy bugs. Isolate the affected plant to prevent spread to other houseplants and treat it appropriately for the pests.

Is Watermelon Peperomia (Peperomia argyreia) toxic?

Watermelon Peperomia (Peperomia argyreia) like other Peperomia Plants is non-toxic to both humans and pets. The plant is safe to grow in the home.

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