Lagerstroemia, Crape Myrtle, Crepe Myrtle 'Siren Red'

Lagerstroemiaindica

Family
Lythraceae (ly-THRAY-see-ee)
Genus
Lagerstroemia (la-ger-STREEM-ee-a)
Species
indica (IN-dih-kuh)
Synonym
Spacing
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)
Hardiness
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
Sun Exposure
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Bloom Color
Full Sun
Bloom Time
Foliage
Red
Other Details
Other details
Late Spring/Early Summer
Propagation Methods
Deciduous
Provides Winter Interest
Seed Collecting
Soil pH requirements
From softwood cuttings
From semi-hardwood cuttings
From hardwood cuttings
From seed; sow indoors before last frost
From seed; germinate in a damp paper towel
By air layering
Patent Information
Foliage Color
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Bloom Characteristics
Water Requirements
Where to Grow
Regional

This plant is said to grow outdoors in the following regions:

Belle Chasse, Louisiana

Portland, Oregon

Knoxville, Tennessee

Aledo, Texas

Dallas, Texas

Harker Heights, Texas

Richmond, Texas

San Antonio, Texas

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Gardener's Notes:

3
positives
1
neutral
0
negative
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F
Knoxville, TN | May 2018 | positive

Planted five 28" tall CM Siren in summer 2013. 10' by May 2018. On south lawn 4' in from road front, beneath power lines. Zone 7a / 6b, f...Read More

T
mid central, FL (Zone 9a) | April 2009 | neutral

i'm still debating on whether or not i like this one. yes, the color is beautiful but they are such SLOW growers. i'm hoping for some t...Read More

V
(Zone 8a) | July 2008 | positive

trademarked as Whit VII. This is one beautiful and different looking crape myrtle. It is oxblood red, darker than Dynamite or Red Rocket.

P
P
Portland, OR | December 2007 | positive

Deepest black-red flowers on a compact shrub. Blooms Aug-Sept. in
Portland, OR. Hot sun, occasional water. Brilliant red and orang...Read More

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