Eazy Gardening

Adding Fragrance and Charm to Your Garden with Mexican Oranges

Mexican orange, also known as Choisya x dewitteana ‘Londaz’ WHITE DAZZLER, is an eye-catching shrub that originates from Mexico. With a vibrant green foliage, uplifting fragrance, and charming blooms that attract pollinators, the Mexican orange is an excellent choice for homeowners seeking to add a touch of color to their outdoor gardens.

In this article, we’ll discuss everything you need to know about the Mexican orange, from its features to its growth requirements, and everything in between.

Overview of the Plant

Commonly referred to as Mexican orange, Choisya x dewitteana ‘Londaz’ WHITE DAZZLER is part of the family Rutaceae. The Mexican orange is a hybrid plant derived from crossing Choisya ternata with Choisya arizonica.

The ‘Londaz’ variation is a compact, evergreen shrub that grows up to five feet tall. The shrub’s foliage is a glossy green that contrasts with light green or yellow flowers that bloom in abundance in May and June.

The fragrant orange blossom-like flowers cover the plant, creating a heavenly scent that wafts through the breeze.

Plant Characteristics

Mexican orange is an evergreen shrub with a pleasant fragrance when its leaves are crushed. This shrub is known for its small and attractive flowers that have a resemblance to orange blossoms.

The flowers bloom in clusters and can be up to two inches in diameter. Each flower has five petals, and their bloom time varies depending on your location.

In milder climates, Mexican orange can bloom throughout the year, while in colder parts, flowering occurs in the spring and early summer. Apart from its attractive foliage and flowers, the plant also attracts pollinators like butterflies, bees, and hummingbirds.

The Mexican orange is a valuable addition to any garden as it provides nectar and pollen for these winged insects during spring, summer, and fall.

Plant Cultivation and Care

If you are considering growing Mexican orange plants in your garden, it’s helpful to know their preferred growing conditions and common pest and diseases.

Preferred Growing Conditions

Mexican orange grows best in well-drained soils that have a pH between 6.5 and 7.5. The plant prefers full sun, but it can tolerate partial shade. Wild Mexican oranges grow naturally in regions with mild temperatures, so they do best in USDA hardiness zones 7 – 10.

However, the ‘Londaz’ variety can tolerate some frost and can grow in zone 6 if it gets some protection from the cold. Always ensure the planting location has enough space for the plant to grow.

Pest and Diseases

The Mexican orange is relatively disease and pest-resistant, but a few common issues can affect its growth. Some of the pests to watch include whitefly, spider mites, and aphids.

These pests can be controlled using insecticidal soaps, neem oil, or horticultural oils. Diseases that commonly affect Mexican orange include stem rot, powdery mildew, and root rot, which can be caused by overwatering.

Ensure the plants are not left in standing water and water only when the soil is dry, and this will help you prevent these diseases.

Planting and Maintenance Tips

Now that you know how to care for Mexican oranges, here are a few planting and maintenance tips to ensure your plants remain healthy and vibrant. 1.


To get started, choose a well-draining location with full sun to partial shade. Dig a hole that’s twice as wide as the root ball and plant the shrub in the hole.

Backfill with soil and water well. Mulch the soil to help retain moisture.

2. Watering

Newly planted Mexican oranges will need regular watering to establish themselves.

Once established, water the plants when the soil is dry. 3.


Pruning Mexican oranges is recommended in early spring after blooming. However, they do not require extensive pruning, only to remove dead, damaged, or diseased wood.

4. Fertilizing

Fertilize the plants once in early spring and then again in early summer, using an all-purpose organic fertilizer.


Mexican orange is an attractive evergreen shrub that is easy to care for and ideal for adding charm and fragrance to any garden. The shrub grows best in well-drained soil that gets plenty of sun with a little shade.

Water the plant regularly and avoid overwatering. A light pruning after blooming is recommended to avoid overgrowth, and feeding the plant an all-purpose organic fertilizer will keep it robust and healthy.

With these tips, you can have a thriving Choisya x dewitteana ‘Londaz’ WHITE DAZZLER in your garden that will attract beneficial pollinators and catch admirers’ attention.

Plant Propagation Methods

Mexican orange can be propagated through sexual and asexual reproduction.

Sexual Reproduction

The seeds produced by Mexican orange can be harvested, cleaned, and stored for later sowing. While this method of propagation is possible, the process is slow, and it can take a few years for plants grown from seed to mature and start blooming.

To begin propagating Mexican oranges via seed, you will need to plant them indoors in early spring, keep them in a warm and humid location, and ensure they get enough sunlight.

Asexual Reproduction

A faster and more efficient method of propagating Mexican oranges is through asexual reproduction. The two primary techniques used in asexual propagation are cuttings and layering.


To propagate Mexican orange using cuttings, take firm, non-flowering stems from the parent plant, making sure they’re at least 4-6 inches long and have healthy leaves. Remove the bottom leaves and stick the cuttings in soil, making sure the soil is kept moist and the cuttings get enough moisture and light.

It is best to take cuttings in late spring to early summer.


Layering is a simple and straightforward process of rooting a stem while it’s still attached to the parent plant. To propagate through layering, select a flexible shoot that’s not producing flowers, bend it to the ground, and anchor it in place with a stake or wire.

Make a cut on the underside of the stem and dust it with rooting hormone. Cover the cut section with soil, and then maintain its moisture.

After a few weeks, check the buried part of the stem for roots. Once it has developed, sever the young plant from the parent.

This method of propagation is best suited for outdoor locations in early summer.

Plant Adaptations to Different Environments

Mexican oranges have adapted to grow in different environments, allowing them to survive and thrive in various habitats. Below are some adaptations Mexican oranges display in different environments.

Water Adaptations

Mexican oranges can adapt well to different soil types but grow best in well-drained, sandy loams. They have adapted to dry conditions and are relatively drought-tolerant once established.

Their leaves and roots limit the amount of moisture lost through transpiration, which enables them to survive in hot, dry climates.

Temperature Adaptations

Mexican oranges can tolerate a range of temperatures, from relatively cold to extremely hot. They grow best in USDA hardiness zones 7 – 10.

However, the ‘Londaz’ variety can tolerate some frost and can grow in zone 6 if it gets some protection from the cold.

Light Adaptations

The Mexican orange is an evergreen shrub that grows best in full sun. However, they also adapt well to partial shade, making them an adaptable plant for different environments.

Soil Adaptations

Mexican oranges have adapted to different soil types, showing excellent tolerance to sandy, loamy, and even clay soils. However, they require well-drained soil that doesn’t retain too much water.

Proper soil moisture encourages the Mexican orange to establish and grow well.

Adaptations to Environmental Stresses

Mexican oranges can adjust to environmental stresses, such as extreme heat, drought, and cold temperatures. These adaptations enable them to withstand these stress conditions, survive, and succeed in different environments.


Mexican oranges are a versatile plant species that can adapt well to different soil types, temperatures, and light conditions. With their adaptations, Mexican oranges can grow and thrive in different environments, making them an excellent choice for gardeners and landscapers.

The ability to propagate through asexual and sexual reproduction makes it possible to propagate new plants that have the same genetic qualities of the parent plant. With these insights, gardeners can successfully grow Mexican oranges in different soils and climates, allowing them to add a touch of elegance and fragrance to any garden environment.

Usage of the Plant in Indoor Settings

Mexican oranges can be a wonderful addition to indoor settings, providing fresh and scented foliage for your office or home decor. When growing Mexican oranges indoors, place the plant in a brightly lit area, preferably in a south-facing window, to provide it with enough sunlight for growth.

However, be careful not to expose the plant to direct sunlight for extended periods as the leaves may get scorch marks. Ensure that the room temperature is kept between 60-75F, with high humidity levels.

You can achieve this by misting the plant regularly or setting up a humidifier nearby. Mexican oranges thrive in well-drained soil and require good drainage indoor pots.

Use organic soil mix and ensure that the plant container has adequate drainage holes to prevent water from accumulating. Do not overwater the plant as it can cause root rot or yellowing leaves.

Allow the soil to dry slightly before watering, and ensure that the water is evenly distributed throughout the soil. Fertilize the plant once a month with a plant-specific fertilizer to promote healthy growth.

Prune the plant regularly to maintain its shape and size and to encourage bushier growth.

Usage of the Plant in Outdoor Settings

Mexican oranges are primarily outdoor plants that add beauty and fragrance to any landscape. They are versatile and can be planted in a variety of areas, including garden beds, borders, and hedges.

When planting Mexican oranges outdoors, select a location with well-drained soil that receives full sun to partial shade. Choose an area that is also protected from harsh winds to prevent the plant from becoming dry and damaged.

Water the plant regularly, ensuring that the soil is kept moist but not waterlogged. During dry seasons, water the plant more frequently to help it retain maximum moisture levels.

Fertilize the Mexican oranges once in the early spring and then again in early summer using an all-purpose fertilizer. This will keep the plant healthy and maintain its shape.

To ensure that the Mexican orange plant thrives in an outdoor setting, it is essential to prune it regularly. Prune the plant in early spring after flowering to promote bushier growth and to maintain its shape.

Removing old and unhealthy branches during pruning also helps to prevent the spread of fungal diseases. Mexican oranges can be integrated into different garden designs.

They can form a low hedge or be grouped together as a focal point in a border. When planting Mexican oranges, they work best when planted in clusters or hedges.

The plants’ sweet, fragrant flowers attract butterflies and other pollinators, making them an excellent addition for the environment.


Mexican oranges are a versatile plant that can be used in both indoor and outdoor settings. When the plant is grown indoors, it requires bright light, moderate humidity, and proper soil and drainage.

Fertilization is essential to encourage healthy growth, and pruning is necessary to encourage bushiness and maintain its shape. Outdoors, Mexican oranges are low-maintenance and can adapt to different soil and light conditions.

Ensure that the soil is well-drained, and the plant is watered regularly. With their sweet fragrant flowers, Mexican oranges are an excellent addition to any garden and attract pollinators like butterflies, bees, and hummingbirds.

Mexican oranges can form a low hedge or be grouped together to create a focal point in a border or garden bed. With the proper care and maintenance, Mexican oranges can grow and thrive in both indoor and outdoor settings, providing a beautiful and fragrant environment.

While Mexican oranges are non-toxic to humans, it’s important to note that they can be harmful to pets and horses. The plant contains essential oils in its leaves, which can cause irritation and discomfort to animals.

Studies have found that Mexican oranges contain essential oils with high levels of monoterpenes, which can cause mild to serious symptoms, depending on the amount the animals consume. The oil is highly concentrated in the leaves, so it’s essential to keep pets, especially cats and dogs, from ingesting the plant.

Symptoms of Mexican orange poisoning in pets include vomiting, diarrhea, drooling, excessive thirst, lethargy, and decreased appetite. If you suspect that your pet has ingested any part of the plant, seek veterinary attention immediately.

Horses are also susceptible to Mexican orange poisoning, with the essential oils in the plant affecting their digestive system. Symptoms of Mexican orange poisoning in horses are similar to those in pets, including diarrhea, colic, and changes in appetite.

To prevent accidental ingestion, keep Mexican oranges out of reach of pets and horses. If you’re unsure whether the plant is safe for the animals in your yard or garden, consult your veterinarian or a horticulturist.

In conclusion, Mexican oranges are non-toxic to humans, but it’s crucial to protect pets and horses from accidental ingestion of the plant. Keep the plants out of reach of animals and monitor pets and horses for any symptoms of poisoning.

If you suspect that your pet has eaten any part of the plant, seek veterinary attention as soon as possible. In conclusion, Mexican oranges are beautiful plants that can add fragrance and color to indoor and outdoor settings.

They can grow in a variety of soil types, tolerate different temperatures, and attract pollinators when in bloom. However, it’s crucial to ensure that pets and horses are protected from the plant’s essential oils, which can cause toxicity.

As long as gardeners and pet owners take appropriate precautions, adding Mexican oranges to a garden or indoor space can bring lasting joy and visual appeal. FAQs:

Q: Can I grow Mexican oranges indoors?

A: Yes, but they need bright light, moderate humidity, and well-drained soil with fertilizer and regular pruning. Q: What kind of soil do Mexican oranges thrive in?

A: Mexican oranges thrive in well-drained, sandy loam soils with appropriate moisture and nutrition levels. Q: Is Mexican orange poisonous for pets and horses?

A: Yes, Mexican orange plants can be toxic to pets and horses and should be kept out of reach. Q: How do I propagate Mexican oranges?

A: The shrub can be propagated through asexual reproduction such as cuttings or layering, or sexual reproduction via seeds. Q: How frequently should I prune the Mexican oranges?

A: Pruning should be carried out in early spring after flowering to promote bushiness and maintain the plant’s shape.

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