Delonix regia (Royal Poinciana)
Delonix regia is one of the most beautiful flowering tree in the world. The tree has a typical T shape which will allow to be used as a street trees. The leaves has a feathery look as they are double pinnate.The tree is semi deciduous meaning that in certain years might not drop its leaves . A dry period is needed for the flowering. It is known to be drought and salt tolerant therefore can ce planted on seaside.
- Landscape Information
- Botanical Description
- Horticulture Management
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By scott.zona (http://flickr.com/photos/scottzona/2574965453/) [CC BY 2.0 (http://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons
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French Name: Flamboyant
Pronunciation: dee-LOE-nicks REE-jee-uh
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Plant type: Tree
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Origin: Madagascar
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Heat Zones: 9 to 16
Hardiness Zones: 10 to 13
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Uses: Specimen, Shade, Street, Pollution Tolerant / Urban
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Size/Shape
Growth Rate: Fast
Tree Shape: Spreading, Vase
Canopy Symmetry: Symmetrical
Canopy Density: Medium
Canopy Texture: Fine
Height at Maturity: 8 to 15 m
Spread at Maturity: 10 to 15 meters, Over 15 meters
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Notes
The tree has a typical T shape which will allow to be used as a street tree where space is enough. Note that artificial light, such as urban street lamps, can inhibit the natural formation of flowers on branches illuminated at night
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Foliage
Leaf Arrangement : Alternate
Leaf Persistance: Semi Evergreen
Leaf Type: Bipinnately compound
Leaf Blade: Less than 5
Leaf Shape: Oblong
Leaf Margins: Entire
Leaf Texture: Fine
Leaf Scent: No Fragance
Color(growing season): Green
Color(changing season): Green
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Flower
Flower Size Range: 7 - 10
Flower Type: Solitary
Flower Sexuality: Monoecious (Bisexual)
Flower Scent: No Fragance
Flower Color: Orange, Red
Seasons: Summer
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Trunk
Trunk has Crownshaft: No
Trunk Susceptibility to Breakage: Suspected to breakage
Number of Trunks: Multi-Trunked
Trunk esthetic Values: Not Showy
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Fruit
Fruit Type: Legume
Fruit Showiness: Yes
Fruit Size Range: Over 20 cm
Fruit Color: Brown
Seasons: Summer
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Tolerance
Heat Tolerance: Yes
Salt Tolerance: Poor
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Requirements
Soil Requirements: Loam, Sand
Soil Ph Requirements: Acidic, Neutral, Alkaline
Water Requirements: Moderate
Light Requirements: Full
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Management
Toxicity: No
Susceptibility to Pests and Diseases: No
Pruning Requirements: Needed, to develop a strong structure
Fruit/ Leaves/ Flowers litter: No
Surface Rooting: Yes
Life Span: More than 50
Edible Parts: None
Pests: Caterpillars
Plant Propagation: Seed