Malpighia emarginata — an easy houseplant, prefers full sun light
SPECIMEN · FROM THE LIBRARY
Malpighia emarginata

Malpighia Emarginata

Updated · 283 observations
A NOTE OF INTEREST

Malpighia emarginata, commonly known as acerola or Barbados cherry, is a small tree or shrub that belongs to the Malpighiaceae family. Native to the Caribbean, Central America, and South America, the plant can grow to a height of 3-6 meters and features a spreading canopy with glossy green leaves measuring 5-10 cm in length.

The acerola fruit is small and red, with a diameter of about 1-2 cm. It has a sweet-tart flavor and is rich in vitamin C, antioxidants, carotenoids, and flavonoids. The fruit can be eaten fresh or used in various culinary applications such as jams, jellies, juices, and smoothies.

The plant thrives in well-drained soil with full sun exposure but can also tolerate partial shade. It requires regular watering but should not be overwatered, as this can lead to root rot.

The acerola cherry has recently gained popularity among health-conscious people. Remarkably, just one cherry provides all the vitamin C you need for a day. This delicious and nutritious fruit is often used to make juices and pulps. It is high in antioxidants and packed with vitamin C. In addition to vitamin C, Malpighia emarginata (the scientific name for acerola) is rich in other vitamins, carotenoids, and bioflavonoids. FUN FACT · FROM THE LIBRARY

Acerola boasts various medicinal properties. Its high vitamin C content helps boost immunity and fight off infections; its fiber content aids digestion; its antioxidant properties help reduce inflammation, and it may help lower blood sugar levels among other benefits.

Overall, the Malpighia emarginata plant is an attractive ornamental tree that produces delicious, nutrient-packed fruits, making it an excellent addition for both ornamental and consumption purposes!

A note from PlantMom

Acerola cherry is fairly disease-resistant and usually not susceptible to illnesses. In terms of care, this plant is relatively low maintenance. When grown outdoors, it needs minimal watering, and larger plants generally do not require pruning. Smaller plants should be pruned after they have bloomed. Acerola cherry is suitable for anyone with outdoor space, such as a garden or deck, and does not require much care experience.

— PlantMom
CARE GUIDE

How to keep Malpighia Emarginata.

Light

Acerola cherry thrives in full sun and tolerates moderate shade. Its native habitat, marked by abundant sunlight, suggests that plenty of sun supports its best health. However, excessive or insufficient light can potentially impair its growth.

Water

The Acerola cherry originates from tropical regions and thrives in high humidity and consistently moist soil. While it can tolerate moderate drought, it still requires watering every two weeks. Being an evergreen plant, the Acerola cherry retains its foliage throughout the year, which influences its water needs by affecting transpiration and soil moisture levels.

Temperature

Acerola cherry is native to regions where temperatures typically range from 68 to 100 °F (20 to 38 ℃). The plant prospers in these conditions and has only limited tolerance for frost. During seasonal shifts, winter requires careful monitoring and the provision of heat if temperatures fall dramatically.

Fertilizer

Use organic fertilizers (e.g., fish emulsion, compost) instead of chemical fertilizers for Acerola cherry. Supply young plants with higher levels of nitrogen and phosphorus in spring. Mix compost or fertilizer into the soil before or after planting. For mature plants, supplement in spring with a balanced fertilizer or one specific to a nutrient deficiency. Nutrient deficiency causes small leaves, short branches, yellow or bronze foliage, acidic fruits, premature fruit drop, and fruit splitting.

Pruning

To keep acerola cherry plants vigorous and productive, it's important to prune them annually during their dormant period in early to late winter. When pruning, focus on removing dead or overcrowded branches to improve air circulation and sunlight exposure. This practice encourages healthy growth, increases yields, and helps reduce pest issues.

CHARACTERISTICS

Botanical profile.

Plant Type
Tree, Shrub
Life Cycle
Perennial
Genus
Malpighia
Family
Malpighiaceae
Hardiness Zone
10-12
Mature Height
2.13 m to 6.1 m
Mature Spread
3.96 m
Leaf Color
Green, Dark Green
Leaf Type
Evergreen
Flower Color
Pink
Flower Size
1.02 cm to 2.03 cm
Bloom Time
All year round
Planting Time
Spring, Autumn
Harvest Time
All year round
Native Area
Colombia, Belize, Cuba, Honduras, Mexico, Venezuela, Ecuador, Costa Rica, Panama, Jamaica
ALSO KNOWN AS

Other names.

en Barbados-cherry en Acerola en West Indian-cherry en Cherry en Shuree en Surinam Cherry en Shimaruku en Semeruco
FREQUENTLY ASKED

Reader questions.

How should I water my Acerola cherry tree?

To water your Acerola cherry, you have a lot of options. You can use a watering can, hose, or even a cup. It's important to water the soil directly and make sure all areas are evenly moistened to support the entire root system. Using filtered water is a good idea to avoid harmful particles in tap water. Also, try to use water that is at or slightly above room temperature, as extreme temperatures can shock the plant. However, the Acerola cherry is generally very adaptable and will do well with any type of water you give it.

Why is it important to put fertilizer on my Acerola cherry plant?

Acerola cherry requires regular fertilization because its showy leaves demand a significant amount of energy for both production and maintenance. In addition to nourishing its leaves, the cherry tree must also allocate sufficient energy for the growth of its stems, branches, roots, and other essential structures. Neglecting fertilization can lead to two likely outcomes. Firstly, the leaves may lose their natural color and texture, appearing unhealthy and significantly reducing the tree's ornamental appeal. Secondly, the tree's overall growth may slow down, or it may produce weak growth that is prone to breakage.

What are the sun requirements for Acerola Cherry?

The Acerola Cherry, or Malpighia emarginata, thrives in full sun, requiring above 6 hours of sunlight, but can also grow in partial sun with about 3-6 hours of sunlight. It's important to watch how sunlight moves through your garden to find spots that offer the perfect balance of light and shade, ensuring the optimal health and happiness of your plants.

What are the ideal growing conditions for Acerola Cherry?

Acerola cherry (Malpighia emarginata) is native to regions where the temperature normally ranges between 68 to 100°F (20 to 38°C). The plant flourishes in these warm conditions and has limited tolerance for frost, making it extremely heat-loving. Seasonal adjustments include careful monitoring during winter, with the provision of heat if temperatures fall significantly. It's recommended to bring outdoor-grown Acerola cherry plants indoors during autumn, placing them near a bright window but at a distance from heaters to prevent damage. Maintaining temperatures above 20°C is beneficial, as the plant is adversely affected by temperatures nearing 5°C.

What should I do if I give my Acerola cherry tree too much water or too little water?

Outdoor plants, especially newly planted ones or seedlings, can suffer from lack of watering. It is important to consistently water them for the first few months while they are small or recently planted. Once the roots are established, Acerola cherry trees can rely on rain most of the time. However, when Acerola cherry is planted in pots, overwatering is a common issue. If you accidentally overwater your Acerola cherry, there are steps you can take to remedy the situation. First, stop watering immediately to minimize the impact. Then, remove the plant from its pot and inspect the roots. If there is no root rot, you can return the plant to its container. If there is root rot, trim affected roots and apply a fungicide. Finally, repot the Acerola cherry in well-draining soil. In the case of underwatering, simply water the plant more frequently. Underwatering is usually easily fixed as the leaves will droop, dry out, and fall off but will quickly regain fullness after sufficient watering. It is important to adjust your watering frequency as soon as you notice underwatering.

What is the best time to add fertilizer to my Acerola cherry plant?

Acerola cherry plants do not require a standard feeding schedule, but they can benefit from occasional feedings. One easy way to fertilize them is to apply fertilizer while watering the plant. It is important to ensure that your Acerola cherry receives an adequate amount of water, particularly during the growing season. To maintain the plant's growth, feed it once every two to three weeks throughout the period when new growth is occurring.

What are the essentials for growing Acerola Cherry?

Acerola Cherry flourishes when exposed to full sunlight and can endure moderate shades. Originating from habitats characterized by abundant sunlight, substantial exposure is crucial for its health. Truly optimal conditions avoid both overexposure and underexposure which can lead to potential growth impairments. When natural sunlight is insufficient, particularly during winter or in less sunny spaces, artificial lighting can provide a viable solution. Indoor plants benefit from artificial lights, like LEDs, tailored to deliver the specific wavelengths they need, with recommended intensities ranging from 10-50W/sq ft based on the plant's sunlight requirements.

How should you care for Acerola Cherry in low temperatures?

Acerola cherry prefers warm temperatures and does not tolerate low temperatures well. It thrives best when the temperature is above 20°C, and during winter, it's crucial to keep it above 5°C. Exposure to temperatures below 1°C can cause the leaves to lighten in color, and frost damage may lead to the leaves turning brown or black, accompanied by wilting and drooping. The solution for frost damage is to trim off the affected parts and immediately move the plant to a warmer indoor environment. It's advisable to place the plant near a south-facing window for sufficient sunlight while avoiding proximity to heaters or air conditioning vents, which can cause excessively dry air.

How often should I water my Acerola cherry tree?

Most plants can grow naturally with rainfall, but if you don't have enough rain, you should water them every 2 weeks in the spring and fall. In the summer, you'll need to water them more often. In the winter, when plants grow slower and need less water, you can water them less frequently or not at all. If you have a young Acerola cherry plant, you should water it more often to help it grow and adapt to drought. For potted plants, there are two main ways to determine how often to water your Acerola cherry. The first way is to have a specific watering schedule, like once a week or every other week. But this might not work for your specific plant and environment. You can also base your watering frequency on the moisture of the soil. It's best to wait until the top 2-4 inches of soil have dried out before watering again. This is about 1/3 to 1/2 of the depth of the pot.

When is it best not to fertilize my Acerola cherry?

For most of the year, you can follow a regular fertilization schedule for your Acerola cherry. This includes the active growing season in spring, summer, and early fall. However, during winter, it's important not to give any fertilizer to the plant. During this time, the Acerola cherry enters a dormant phase where it doesn't experience much or any new growth. Since the plant is using less energy during this phase, fertilization is not necessary.

What are common symptoms of light deficiency in Acerola Cherry?

When indoor Acerola Cherry plants receive insufficient light, they exhibit several symptoms indicating the stress from poor light conditions. These include smaller new leaves, leggy or sparse growth, faster leaf drop, slower or no new growth, lighter-colored new leaves, chlorosis (leaves turning yellow), sunscald, leaf curling, wilting, and leaf scorching. These symptoms collectively indicate the plant's struggle with inadequate light exposure.

What steps should be taken if Acerola Cherry experiences high temperatures?

During summer, Acerola cherry should be kept in conditions below 38°C to avoid heat stress. Exposure to temperatures above 43°C can lead to lighter leaf coloration and increased susceptibility to sunburn. To mitigate heat-related damage, trim away the sunburned and dried-up parts of the plant. Relocate the plant to a shaded location, particularly from the midday and afternoon sun, to prevent further sunburn. Additionally, watering the plant in the morning and evening helps keep the soil moist and supports the plant's cooling.

PLATES
Malpighia emarginata fruit
PLATE 01 · fruit
Malpighia emarginata fruit
PLATE 02 · fruit
ALSO IN THE LIBRARY

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