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Flame Tree

Delonix regia

Identified By Unknown Guest

The flame tree, scientifically known as Delonix regia and commonly referred to as the royal poinciana or flamboyant, is widely recognized as one of the most striking and colorful deciduous or semi-deciduous trees in the tropical and subtropical regions of the world. Characterized by its magnificent canopy of bright red, orange, or scarlet flowers and delicate, feathery, fern-like bright green foliage, this species creates a breathtaking visual display during its blooming season. Originally native to the dry deciduous forests of Madagascar, the flame tree has adapted successfully to various tropical landscapes globally, serving as a magnificent ornamental shade tree in parks, along avenues, and within large residential landscapes. It thrives best in warm climates with abundant sunshine and well-draining soils, displaying remarkable resilience to drought once established. Despite its beauty, it possesses sprawling surface roots and dropped seed pods that require careful placement consideration in urban planning.

Also known as: Royal Poinciana Flamboyant Peacock Flower Flame of the Forest

Toxicity & Safety

Is Flame Tree toxic to pets?

Yes, toxic to pets.

The flame tree contains compounds that can be harmful to household pets such as dogs and cats if ingested. The seeds, pods, and bark of the Delonix regia plant contain toxins that may cause gastrointestinal upset, including symptoms like vomiting, diarrhea, abdominal pain, and lethargy. Pet owners should ensure that animals do not chew on fallen branches, seed pods, or leaves, and veterinary attention should be sought immediately if ingestion is suspected.

Is Flame Tree toxic to humans?

Yes, toxic to humans.

While the striking flowers and feathery foliage of the flame tree are mostly admired safely from a distance, the plant parts, particularly the seeds and seed pods, are considered toxic to humans if ingested. Accidental consumption of the seeds can lead to adverse health effects, typically manifesting as severe stomach cramps, nausea, vomiting, and diarrhea. Direct contact with certain parts of the plant may also cause mild skin irritation in sensitive individuals, so caution is advised when handling.

Is Flame Tree safe during pregnancy?

Generally considered safe during pregnancy.

Growth & Dimensions

Height 500 - 1200 cm
Width 400 - 1000 cm
Growth Rate Fast
Care Level Easy
Lifespan Perennial

Ideal Environment

Temperature 15°C - 38°C
Sunlight Hours 6 - 10 hrs/day
Sun Exposure Full sun
Soil pH 6 - 7.5
Watering Interval 10 - 21 days
Humidity 40.00% - 80.00%
USDA Zone 10 - 12

Tropical and Subtropical Climates

Climate: Thrives in warm, frost-free tropical and subtropical environments with distinct wet and dry seasons.

Soils: Loam Sandy Loam Well-drained clay
Annual Rainfall: 800 - 2000 mm

Native Regions

Madagascar

How to Care for Flame Tree

How should I handle soil and fertilizer?

Prefers well-draining sandy or loamy soils. Fertilize in spring with a balanced, slow-release fertilizer.

How should I handle pruning?

Prune in late winter or early spring to remove dead or weak branches and shape the canopy.

How should I handle sunlight requirements?

The flame tree requires full sun exposure to produce its characteristic vibrant blooms and maintain dense, healthy foliage. Ensure it is planted in an open location where it receives at least six to eight hours of direct sunlight daily. Inadequate sunlight can significantly reduce the number of flowers and result in a sparser canopy structure.

How should I handle watering schedule?

Water young flame trees regularly to help establish a deep, strong root system during their first few years of growth. Once fully mature, the tree exhibits excellent drought tolerance and generally relies on natural rainfall, though supplemental deep watering during extended dry spells will keep the foliage lush and prevent premature leaf drop.

How to Propagate Flame Tree

How to propagate Flame Tree by cutting?

Take semi-hardwood cuttings in summer, treat with rooting hormone, and plant in a well-draining propagating medium.

How to propagate Flame Tree by seed?

To propagate a flame tree from seeds, collect mature pods and extract the hard-coated seeds. Nick or scarify the seed coat lightly with sandpaper to allow water penetration, then soak the seeds in warm water for 24 to 48 hours before planting. Sow them in a well-draining seed-starting soil mix at a depth of approximately one to two centimeters. Keep the growing medium consistently warm and slightly moist until germination occurs, which typically takes between one to four weeks. Once the seedlings develop several sets of true leaves and reach a manageable height, carefully transplant them into individual containers or directly into their permanent outdoor location if climate conditions are favorable.

Common Diseases & Pests of Flame Tree

What is Root Rot and how is it treated?

Fungal
Symptoms:

Infected flame trees typically exhibit sudden wilting, yellowing of leaves, branch dieback, and stunted growth. The root system turns dark brown or black, becomes mushy in texture, and emits a foul odor due to decay caused by excessive soil moisture.

Treatment:

Prune away infected roots carefully if caught early, improve immediate site drainage, and apply a suitable systemic fungicide to halt fungal spread in the soil surrounding the affected tree.

Prevention:

Plant the flame tree strictly in well-drained soil types, avoid overwatering, and ensure that mulch is kept several centimeters away from the main trunk to prevent moisture accumulation and fungal colonization.

Properties & Benefits of Flame Tree

Bears Fruit

Key Nutrients / Compounds

Plant Biomass Minerals moderate Standard tree foliage profile
General Plant Nutrients moderate Standard botanical profile
Plant Characteristics rich in High ornamental value

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