Yakooro (Barringtonia racemosa)

Also known as: Putat kampung, Derbyshire pine, Fish-killer tree, Fish-poison tree, Freshwater mangrove

In some regions of Australia, the indigenous name for Barringtonia racemosa is "yakooro." This plant is widespread in tropical regions worldwide. Its roots, bark, and seeds are notably toxic and have been traditionally used to stun fish. Additionally, the bark of the yakooro tree can be utilized to make ropes and cords.

In This Article

Care Tips Water Sunlight Temperature Soil Fertilize Prune Propagation Repotting Toxicity

Attributes of Yakooro

Lifespan

Perennial

Plant Type

Tree

Plant Height

4.5 m to 15 m

Spread

4.5 m

Leaf Color

Green

Flower Size

5 cm to 8 cm

Flower Color

White Pink

Images of Yakooro

Quickly Identify Yakooro

The tree can be identified by its long racemes of puffy, fragrant flowers, typically white with pink or red tinges. The leaves are obovate, glossy, and dark green with a leathery texture. The bark is rough and gray-brown.

Scientific Classification of Yakooro

Phylum

Vascular plants

Class

Dicotyledons

Order

Ericales

Family

Brazil-nut

Genus

Barringtonia

Species

Yakooro

Planting and Growing of Yakooro

Care Difficulty

Moderate

Watering Schedule

Every 2 days

Sunlight Requirements

Partial sun

Sunshine Duration

4-8 hours

Ideal Temperature

68-86℉

Soil Type

Potting Mix, Peat Mix

Soil pH

6.5-7.5

Fertilizer Type

Balanced

Pruning Season

Spring, Summer

Pruning Area

Branches, Leaves

Pruning Frequency

2 times a year

Repotting Season

Spring

Pot Type

Plastic, Ceramic

How to Water Yakooro?

Ensure that each watering session for Barringtonia racemosa involves a thorough soaking, where soil is moistened to a depth of at least 15 cm. This ensures root access to sufficient moisture without creating a waterlogged environment.

What are the symptoms of an underwatered Yakooro? ›

What should I do if my Yakooro is not getting enough water? ›

What are the symptoms of an overwatered Yakooro? ›

How to save an overwatered Yakooro? ›

What Are the Sunlight Requirements for Yakooro?

Sunlight Requirements: Partial sun

Duration of light: 4 to 6 hours daily

Ideally, Barringtonia racemosa should receive partial sun, which means about 4 to 6 hours of sunlight daily. This supports robust growth, vibrant leaf color, and prolific blooming, consistent with its native shade-dappled environments.

Optimal Light Quantity ›

Achieving Partial Sun ›

Benefits of Ideal Light ›

More About Sunlight Requirements Techniques→

What Is the Ideal Temperature Range for Yakooro?

Ideal Temperature: 68 ~ 86℉

Barringtonia racemosa thrives best in temperatures ranging from 68 to 86 degrees Fahrenheit. This range allows for optimal physiological processes necessary for growth, including photosynthesis and transpiration. Maintaining this temperature helps in achieving lush foliage and healthy blooms.

What Soil is Best for Yakooro?

Soil type: Loam, Sandy loam

Soil PH: 6.5 ~ 7.5

Barringtonia racemosa thrives in soils that can retain moisture but also provide good drainage. This particular requirement ensures that the plant roots have access to adequate water without becoming waterlogged, promoting healthy growth and flowering. A nutrient-rich soil foundation is critical for Barringtonia racemosa, as it supports the plant's robust growth and development. Infusing the soil with organic matter such as compost or well-rotted manure can offer a wealth of benefits, including enhanced fertility and improved soil structure. Soil that offers good aeration is essential for Barringtonia racemosa to develop strong roots. Aerated soil allows oxygen to reach the roots and facilitates the exchange of gases, thereby reducing the risk of root rot and encouraging healthy root development.

How to Fertilize Yakooro?

Fertilizer type: Balanced

Barringtonia racemosa benefits from a careful balance in fertilization. When using liquid fertilizers, apply a half-strength solution at the recommended frequency to avoid nutrient burn. For slow-release fertilizers, follow the manufacturer's guidelines, but generally, a small handful per application is effective, especially during the growing season.

How to Prune Yakooro?

Pruning Time: Spring, Summer

Select branches that are dead, diseased, or damaged and remove them first. This encourages healthier growth and prevents the spread of disease within the plant. Make sure to make clean cuts close to the base of the branch. Focus on creating an open, airy canopy by thinning out overcrowded branches. This improves light penetration and air circulation, which is crucial for the internal health of the plant. It's best to start from the top and work your way downward, maintaining a natural shape. More About Pruning Techniques→

How to Propagate Yakooro plant?

Propagate Time: Early spring, Late spring, Early summer

Collect seeds from mature Barringtonia racemosa fruits. Clean and dry them thoroughly to prevent mold and store them in a cool place until ready to plant.

Use a well-draining mix like a combination of sand and compost. Ensure the soil is slightly acidic to neutral, as this suits the germination requirements of the seeds.

Sow seeds about 1-2 cm deep in prepared trays and water lightly. Maintain consistent soil moisture but avoid overwatering, which can lead to seed rot.

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How to Repot Yakooro plant?

Repotting frequency: Every 1-2 years

Barringtonia racemosa should be repotted when you notice roots are tightly compacted or growing out from the drainage holes. It's vital to switch pots during spring or summer, when the plant is actively growing, to minimize stress and ensure quick recovery.

Select a pot that is only slightly larger than the current one to prevent water logging. A pot made of breathable material like terracotta can help regulate moisture levels, which is crucial for preventing root rot and ensuring healthy plant growth.

Opt for a well-draining sandy loam to keep the roots from sitting in water. This type of soil keeps moisture balanced and supports healthy aeration, which helps the roots breathe and the plant to thrive without stagnation or root rot.

Toxicity of Yakooro

Is Yakooro toxic to humans?

Yakooro exhibits a moderate degree of toxicity to humans, as all components of the plant can be harmful if consumed. The toxic characteristics arise from the presence of saponins and flavonoids. Ingesting these compounds can trigger various symptoms, such as gastrointestinal issues that include nausea, vomiting, and diarrhea. Moreover, individuals might suffer from headaches, dizziness, and in extreme instances, respiratory complications. Given that the whole plant is toxic, it is important to exercise caution to avoid accidental ingestion, especially in regions where yakooro is commonly found.

Is Yakooro toxic to cat?

Yakooro has been recognized to possess a moderate degree of toxicity for cats. In the event that cats inadvertently ingest any portion of yakooro, they may exhibit symptoms resulting from the presence of saponins and flavonoids. Given that all parts of yakooro are toxic, consumption could result in indications of physical discomfort or illness. Pet owners who observe their cats displaying atypical behavior after coming into contact with yakooro should promptly consult a veterinarian to avert potential complications or deterioration of the cat's health.

Is Yakooro toxic to dog?

Yakooro presents a slight toxicity risk for dogs. These pets may inadvertently consume various parts of the plant, which can lead to possible poisoning incidents. As the entire plant is toxic, any ingestion should raise concerns for pet owners. If a dog consumes yakooro, they may display symptoms such as gastrointestinal distress or skin irritation. The adverse effects are attributed to the presence of saponins and flavonoids within the plant. Should there be any suspicion of ingestion, it is crucial to obtain prompt veterinary assistance to safeguard the health and wellbeing of the affected dog.

WARNING

The judgment on toxicity and danger is for reference only. We DO NOT GUARANTEE any accuracy of such judgment. Therefore, you SHALL NOT rely on such judgment. It is IMPORTANT TO SEEK PROFESSIONAL ADVICE in advance when necessary.

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