Eazy Gardening

Cultivating the Juiciest Citrus: The Ultimate Guide to Growing and Caring for Citrus sinensis ‘Cara Cara’

If you’re looking to add some delicious fruit to your garden, then the Citrus sinensis ‘Cara Cara’ (Navel Orange) is an excellent choice. This unique orange variety is packed with flavor and has a beautiful pinkish-red flesh.

In this article, we will take a closer look at the plant, its characteristics, growing conditions, potential pests and diseases, and other important aspects of its cultivation and care.

Overview of the plant

The Citrus sinensis ‘Cara Cara’ is known by various common names such as ‘Cara Cara Navel Orange,’ ‘Pink Navel Orange,’ or ‘Red Navel Orange.’ It was first discovered in Venezuela in the mid-1970s and introduced to Florida in the US in the 1980s.

This citrus tree is an evergreen plant that can grow up to 20 feet tall and 15 feet wide.

The Citrus sinensis ‘Cara Cara’ has a dense crown, and its leaves are dark green and glossy. The tree bears white, fragrant, and attractive flowers during late winter or early spring.

The fruit itself is medium to large in size, with a round shape and a slightly flattened top and bottom.

The Cara Cara Navel Orange’s flesh is what makes it unique.

Its pinkish-red flesh has a sweet and juicy taste with low acidity levels and a unique caramel-like flavor that is perfect for juices and salads. This juicy and delicious fruit also has a high nutritional value and is a great source of vitamins and antioxidants.

Plant cultivation and care

Cultivating and caring for the Citrus sinensis ‘Cara Cara’ requires some knowledge of the plant’s preferred growing conditions and potential pest and disease issues.

Preferred growing conditions

This plant prefers warm temperatures and is well-suited to USDA hardiness zones 9-11. It can tolerate cold temperatures down to 20F, but anything below that is likely to damage the plant.

The Citrus sinensis ‘Cara Cara’ thrives in well-drained soils that are slightly acidic with a PH range of 6.0-7.0. It also requires full sun exposure to produce the best fruits.

Potential pest and disease issues

Several pests can attack the Citrus sinensis ‘Cara Cara.’ Some of the common pests that affect citrus trees include citrus leaf miner, spider mites, aphids, and scale insects. It is crucial to inspect your plant regularly for any signs of pests.

Natural predators such as ladybugs and spiders can help control pest populations.

Diseases, such as foot rot, scab, and citrus canker, can also affect the Citrus sinensis ‘Cara Cara.’ Proper watering and fertilization can help prevent disease outbreaks.

To avoid these issues, make sure to plant your citrus tree in well-drained soils and avoid overwatering.

Planting and maintenance tips

Here are a few tips to help you successfully cultivate and care for your Citrus sinensis ‘Cara Cara’:

1. Choose a sunny spot with well-drained soil.

The tree should be planted at the same depth as it was in the nursery.


Water your tree regularly, especially during dry spells. Make sure not to overwater, as this can cause root rot.

3. Fertilize your tree with a citrus-specific fertilizer every 6-8 weeks during the growing season.

4. Prune your tree regularly to keep its shape and ensure proper air circulation.

5. We recommend mulching around the base of your tree to retain moisture and suppress weeds.


The Citrus sinensis ‘Cara Cara’ is a unique and flavorful addition to any garden. It requires some knowledge of its preferred growing conditions and potential pests and diseases, but with proper cultivation and care, it can produce abundant fruit for years to come.

We hope that this guide has been informative and helpful to you in your journey towards cultivating a perfect Citrus sinensis ‘Cara Cara.’

3) Plant propagation methods, including sexual and asexual reproduction

If you’re thinking about growing your own Citrus sinensis ‘Cara Cara,’ you’ll need to know how to propagate the plant. Two methods of propagation are commonly used: sexual and asexual reproduction.

Sexual reproduction involves the use of seeds, which can be obtained by planting a Citrus sinensis ‘Cara Cara’ seed in a pot of soil. However, seed propagation can be time-consuming, and the resulting plant may not produce the same high-quality fruit as its parent plant.

This propagation method is mainly used for breeding citrus varieties.

Asexual propagation, on the other hand, involves using plant parts such as cuttings, grafts, or budding to create a clone of the parent plant.

This method is much quicker and easier, and the resulting plant is genetically identical to the parent plant.

Cuttings are taken from healthy branches of the parent plant and are usually about six inches long with two to four leaves.

They are then planted in a pot filled with rooting hormone and soil, and kept in a warm, humid environment until they root. The new plant can then be transplanted to a larger pot or directly into the ground.

Grafting involves joining a cutting from the Citrus sinensis ‘Cara Cara’ onto a rootstock of another citrus variety. The rootstock provides the roots and the new plant grows from the cutting above the graft.

This method is commonly used in commercial citrus farming to create disease-resistant trees that are able to withstand different soil conditions. Budding is another asexual propagation method.

It involves scraping the bark of the rootstock and inserting a bud from the Citrus sinensis ‘Cara Cara’ into the opening. The bud is then wrapped in plastic or tape to hold it in place until it has healed to the rootstock.

This method has a high success rate and is often used to propagate citrus trees.

4) Plant adaptations to different environments

The Citrus sinensis ‘Cara Cara’ is a versatile plant that can adapt to different environments, but it prefers warm and humid climates. Under ideal growing conditions, it can produce outstanding fruit all year round.

One of the plant’s notable adaptations is its ability to tolerate dry conditions. The Citrus sinensis ‘Cara Cara’ has a deep root system that can reach water sources deep below the soil surface.

This gives it an advantage in areas with limited water availability. However, consistent watering is still necessary to ensure optimal growth and fruit production.

The plant’s leaves are another adaptation to its environment. They are dark green and shiny, which helps to reflect sunlight and reduce heat absorption.

The leaves are also thick and waxy, which reduces water loss through transpiration. The plant can also adapt to different soil types.

The Citrus sinensis ‘Cara Cara’ prefers well-drained soil with a pH range of 6.0-7.0, but it can also tolerate slightly alkaline or acidic soils. The root system can adapt to nutrient-poor soils, but optimal growth and fruit production are achieved in soils that are rich in nitrogen, phosphorus, and potash.

In terms of environmental stress, the Citrus sinensis ‘Cara Cara’ can tolerate low temperatures down to 20F, but it is susceptible to cold damage below that temperature. High humidity levels can lead to increased pest and disease pressure, so proper ventilation is necessary to reduce the risk of infections.

In conclusion, the Citrus sinensis ‘Cara Cara’ is a hardy and adaptable plant that can thrive in different environments with proper care and cultivation. Whether grown from seeds or propagated through asexual methods, this delicious fruit is sure to impress with its juicy and flavorful flesh.

Its adaptations to different environments make it a great choice for gardeners looking to grow citrus trees in a variety of conditions.

5) Usage the plant in indoor setting

Growing the Citrus sinensis ‘Cara Cara’ indoors is a rewarding experience that requires some attention to detail. Here’s what you need to know about growing this plant indoors:

Lighting: Citrus trees require a lot of bright light to produce fruit.

If you’re growing your plant indoors, make sure it is placed near a window where it can receive at least 6-8 hours of direct sunlight each day. Inadequate lighting can lead to poor fruit quality or no fruit at all.

Temperature: The Citrus sinensis ‘Cara Cara’ prefers warm temperatures and thrives in ambient temperatures ranging from 70F to 85F during the day and 60F to 65F at night. Avoid placing the plant near drafty windows or doors, as this can cause temperature fluctuations that can be harmful to the plant.

Humidity: Citrus trees require a high level of humidity to produce fruit. If your home’s humidity is too low, consider running a humidifier or placing a tray of water near the plant to increase humidity levels.

Soil and fertilizer: Use a well-draining soil mix that is rich in organic matter, such as peat moss or vermiculite. Fertilize your plant with a citrus-specific fertilizer every 6-8 weeks during the growing season.

Pests and diseases: Indoor citrus plants can be prone to pests such as spider mites, whiteflies, and mealybugs. Regularly inspect your plant for signs of pest infestations and treat them promptly to prevent damage.

Diseases such as root rot and powdery mildew can also affect indoor citrus plants, so it’s crucial to provide adequate drainage and avoid overwatering. Pruning: Prune your plant regularly to maintain its shape and promote new growth.

This can be done by cutting off dead or damaged branches, as well as any branches that are blocking sunlight from reaching other parts of the plant.

6) Usage the plant in outdoor setting

The Citrus sinensis ‘Cara Cara’ is a beautiful and delicious fruit that thrives in outdoor settings. Here are some tips on growing this plant in an outdoor setting:

Location: Choose a sunny location with well-drained soil.

The plant needs at least 6-8 hours of direct sunlight every day, so avoid planting it in shady areas. The soil should be well-drained and rich in nutrients.

Planting: The best time to plant Citrus sinensis ‘Cara Cara’ is in the early spring or fall when the weather is mild. Dig a hole that is twice as wide and deep as the root ball of the plant.

Gently loosen the roots and place the plant in the hole. Fill the hole with soil and water thoroughly.

Watering: Proper watering is crucial for the healthy growth of the Citrus sinensis ‘Cara Cara.’ Water the plant deeply and regularly, especially during dry spells. However, avoid overwatering, as this can lead to root rot and other issues.

Fertilizing: Fertilize your plant with a citrus-specific fertilizer every 6-8 weeks during the growing season. This will provide the plant with the necessary nutrients to produce healthy and delicious fruit.

Pruning: Prune your plant in the late winter or early spring to remove dead or damaged branches. This will promote new growth and maintain the plant’s shape.

Pests and diseases: Outdoor citrus trees can be affected by various pests and diseases. Regularly inspect your plant for signs of pest infestations, such as aphids, spider mites, and scale insects.

Diseases such as citrus greening, foot rot, and canker can also affect citrus trees. It’s crucial to address any issues promptly to prevent them from spreading to other plants.

Winter care: During the winter months, protect your Citrus sinensis ‘Cara Cara’ from freezing temperatures by covering it with a frost blanket or moving it to a protected area. Water the plant less frequently during the winter to prevent excess moisture.


Whether you’re growing the Citrus sinensis ‘Cara Cara’ indoors or outdoors, the plant requires specific growing conditions and care to produce healthy and flavorful fruit. Providing the plant with appropriate lighting, temperature, soil, water, and fertilizer will ensure the success of your citrus tree.

Regular inspections for pests and diseases and pruning will also help to maintain the health and shape of your plant. With proper care, the Citrus sinensis ‘Cara Cara’ can produce a bountiful harvest that will delight your taste buds.

7) Toxicity of the plant to pets and horses, humans

The Citrus sinensis ‘Cara Cara’ is not toxic to humans and generally safe for consumption. However, caution should be exercised when consuming the fruit in excessive amounts, as this can lead to stomach upset and gastrointestinal issues.

Pets and horses, on the other hand, should not consume the Citrus sinensis ‘Cara Cara,’ as it can cause toxicity. Citrus fruits contain essential oils that can cause vomiting, diarrhea, and other digestive tract issues in pets and horses.

In severe cases, the citrus oils can cause photosensitivity, where the skin becomes irritated upon sun exposure.

Additionally, the leaves of citrus plants contain alkaloids such as synephrine and hordenine, which can cause toxicity.

If ingested, these alkaloids can cause nausea, vomiting, and other digestive upset in pets and horses.

It is crucial to prevent pets and horses from accessing citrus plants by keeping them out of reach or fencing off areas where the plants grow.

If having a citrus tree in your garden or home, monitor pets and horses closely to ensure they do not ingest any part of the plant. In conclusion, the Citrus sinensis ‘Cara Cara’ is safe for human consumption, but toxic to pets and horses.

Caution should be exercised when consuming the fruit in large amounts, and steps should be taken to prevent pets and horses from accessing the plant, as ingestion can cause digestive distress. In summary, the Citrus sinensis ‘Cara Cara’ is a versatile and delicious fruit that can be grown indoors or outdoors, propagated through sexual or asexual reproduction, and adapts well to different environments.

While it is safe for human consumption, it is toxic to pets and horses and should be kept out of their reach. By following the proper cultivation and care guidelines, the Citrus sinensis ‘Cara Cara’ can provide a bountiful harvest of sweet and juicy fruits for years to come.


Q: Is the Citrus sinensis ‘Cara Cara’ safe for human consumption? A: Yes, but caution should be exercised when consuming the fruit in excessive amounts.

Q: Can pets and horses eat the Citrus sinensis ‘Cara Cara’? A: No, pets and horses should not consume this fruit, as it can cause toxicity.

Q: What is the best way to propagate the Citrus sinensis ‘Cara Cara’? A: Asexual propagation through cuttings, grafts, or budding is the best method for creating a clone of the parent plant.

Q: What are the preferred growing conditions for the Citrus sinensis ‘Cara Cara’? A: The plant prefers warm and humid climates and well-drained soils with a pH range of 6.0-7.0.

Q: What pests and diseases affect the Citrus sinensis ‘Cara Cara’?

A: Pests such as spider mites, whiteflies, and mealybugs, and diseases such as root rot and powdery mildew can affect this plant.

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