Plant Profile

Lagerstroemia speciosa (Queens Crape-Myrtle)

Lagerstroemia speciosa is one of the few deciduous trees that grow in tropical and subtropical areas. This spectacular large specimen and street tree presents an attractive smooth bark and dense, showy lavender to pink blooms in the summer.

Landscape Information
Botanical Description
Horticulture Management

By Challiyil Eswaramangalath Vipin from Chalakudy, India (Lagerstroemia speciosa) [CC BY-SA 2.0 (http://creativecommons.org/licenses/by-sa/2.0)], via Wikimedia Commons
By L. Shyamal (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/)], via Wikimedia Commons
By J.M.Garg (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
By J.M.Garg (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
By J.M.Garg (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
By J.M.Garg (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons

By Challiyil Eswaramangalath Vipin from Chalakudy, India (Lagerstroemia speciosa) [CC BY-SA 2.0 (http://creativecommons.org/licenses/by-sa/2.0)], via Wikimedia Commons

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French Name: Lilas des Indes

Pronunciation: lay-ger-STREE-mee-uh spee-see-OH-suh
Plant type: Tree
Origin: Tropical southern Asia
Heat Zones: 6 to 12

Hardiness Zones: 10 to 12
Uses: Specimen, Shade, Street, Pollution Tolerant / Urban
Size/Shape

Growth Rate: Fast

Tree Shape: Round, Upright, Vase

Canopy Symmetry: Symmetrical

Canopy Density: Medium

Canopy Texture: Medium

Height at Maturity: 15 to 23 m

Spread at Maturity: 10 to 15 meters

Time to Ultimate Height: More than 50 Years

By Challiyil Eswaramangalath Vipin from Chalakudy, India (Lagerstroemia speciosa) [CC BY-SA 2.0 (http://creativecommons.org/licenses/by-sa/2.0)], via Wikimedia Commons
By L. Shyamal (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/)], via Wikimedia Commons
By J.M.Garg (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
By J.M.Garg (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
By J.M.Garg (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
By J.M.Garg (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons

By Challiyil Eswaramangalath Vipin from Chalakudy, India (Lagerstroemia speciosa) [CC BY-SA 2.0 (http://creativecommons.org/licenses/by-sa/2.0)], via Wikimedia Commons

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Foliage

Leaf Arrangement : Opposite

Leaf Venation: Brachidodrome

Leaf Persistance: Semi Evergreen

Leaf Type: Simple

Leaf Blade: 5 - 10 cm

Leaf Shape: Oblong

Leaf Margins: Entire

Leaf Texture: Leathery

Color(growing season): Green

Color(changing season): Red
Flower

Flower Showiness: Yes

Flower Size Range: 3 - 7

Flower Type: Raceme

Flower Scent: No Fragance

Flower Color: Purple, Pink

Seasons: Summer, Fall
Trunk

Trunk has Crownshaft: No

Trunk Susceptibility to Breakage: Generally resists breakage

Number of Trunks: Multi-Trunked

Trunk esthetic Values: Showy, Smooth, Colored, Papery
Fruit

Fruit Showiness: No

Fruit Size Range: 0 - 1.5

Fruit Color: Brown

Seasons: Summer, Fall

By Challiyil Eswaramangalath Vipin from Chalakudy, India (Lagerstroemia speciosa) [CC BY-SA 2.0 (http://creativecommons.org/licenses/by-sa/2.0)], via Wikimedia Commons
By L. Shyamal (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/)], via Wikimedia Commons
By J.M.Garg (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
By J.M.Garg (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
By J.M.Garg (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons
By J.M.Garg (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC BY-SA 3.0 (http://creativecommons.org/licenses/by-sa/3.0)], via Wikimedia Commons

By Challiyil Eswaramangalath Vipin from Chalakudy, India (Lagerstroemia speciosa) [CC BY-SA 2.0 (http://creativecommons.org/licenses/by-sa/2.0)], via Wikimedia Commons

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Tolerance

Frost Tolerant: No

Heat Tolerance: Yes

Drought Tolerance: Yes

Salt Tolerance: Moderate
Requirements

Soil Requirements: Clay, Loam, Sand

Soil Ph Requirements: Acidic, Alkaline

Water Requirements: Moderate

Light Requirements: Full
Management

Toxicity: Yes

Invasive Potential: Yes

Susceptibility to Pests and Diseases: No

Pruning Requirements: Needed, to develop a strong structure

Fruit/ Leaves/ Flowers litter: No

Surface Rooting: No

Life Span: More than 50

Pests: Scales, Aphids

Plant Propagation: Seed, Cutting