

Purple Sage Crape Myrtle
Lagerstroemia x 'JM10’Local DFW Delivery Only
Product Details
Purple Sage Crape Myrtle
Lagerstroemia x 'JM10’Purple Sage Crape Myrtle is a deciduous tree, standing out with its delicate purple flower clusters that bloom throughout summer. The rich purple foliage adds a unique texture and subtle color contrast year-round. With a rounded, upright habit reaching 20 feet in height and 12 feet in height width, this variety fits beautifully into beds, borders, or as a specimen plant. It attracts pollinators and adds a soft, soothing tone to your landscape.
- Deciduous tree
- Moderate to fast growth rate with upright, rounded growth habit
- Purple flower clusters all summer long
- Rich purple textured foliage
- Attracts pollinators
Purple Sage thrives in full sun and well-drained soil. It’s heat- and drought-tolerant once established and hardy in USDA zones 6 through 10. Trimming in late winter helps maintain shape and promotes vibrant blooms, making it perfect for Texas beds seeking subtle color and texture.
Once established, Purple Sage Crape Myrtle becomes notably low-maintenance and develops into a sturdy ornamental tree that requires only minimal seasonal care. Here’s how it thrives:
- Watering: Water deeply during the first growing season to establish a strong root system. After establishment, occasional deep watering during extended dry periods helps maintain healthy foliage and reliable flowering.
- Pruning: Prune in late winter while the tree is dormant to remove crowded, damaged, or crossing branches. Light structural pruning maintains a balanced canopy while allowing the tree to retain its natural shape.
- Fertilizing: Fertilizer is seldom required in average soils. If growth appears weak or foliage lacks vigor, applying a balanced fertilizer in early spring helps encourage steady development.
- Mulching: Maintain a 2-3 inch mulch layer around the root zone to stabilize soil moisture and regulate temperature. Keep mulch slightly away from the trunk to prevent moisture accumulation against the bark.
- Winter Care: Established trees typically tolerate seasonal cold within their recommended growing zones. Young specimens may benefit from a protective mulch layer around the roots during their first winters.
Purple Sage Crape Myrtle generally performs reliably, though occasional pests or physical stress may occur.
- Crape Myrtle Bark Scale: White or gray patches may appear on branches as these insects attach to the bark. Dormant oil treatments and removal of heavily infested stems help control the population.
- Leafhopper Damage: Tiny insects may cause speckled discoloration on leaves when feeding. Encouraging beneficial insects and occasionally rinsing foliage with water can help reduce infestations.
- Root Disturbance: Construction or digging near the root zone may cause slowed growth or leaf drop. Protecting the root area and maintaining mulch coverage helps the tree recover.
- Bud Development Irregularities: Environmental stress may occasionally cause uneven bud formation along branch tips. Stable watering and consistent care usually restore normal flowering patterns.
Purple Sage Crape Myrtle commonly lives 30-50 years when grown in suitable conditions. Mature trees remain structurally stable for decades. Routine pruning helps maintain healthy branching.
Growth generally averages around 12-18 inches per year. Structural maturity often develops within 6-9 years. A fully developed canopy may appear within about 12 years.
This cultivar is admired for its soft lavender-purple flower clusters that create a refined summer display. The bloom tone appears lighter and more delicate than deeper purple varieties.
Individual flowers have gently crinkled petals that form dense clusters at branch tips. These clusters often appear layered across the canopy. The texture gives the flowers a soft, cloudlike appearance.
The tree gradually forms a rounded canopy with well-spaced limbs. As it matures, branches develop a graceful arching pattern. This structure supports consistent flowering across the canopy.
Small seed pods may remain on the tree after flowering. These capsules add subtle texture to the branches. Most gardeners leave them in place until seasonal pruning.
The flower clusters provide nectar for bees and other beneficial insects. Summer blooming trees can help sustain pollinator activity later in the growing season. This supports a diverse garden ecosystem.
With maturity, the bark begins to peel in thin layers. Lighter tones beneath the surface become visible as this process continues. The textured bark adds subtle visual interest to the trunk.
The canopy typically becomes moderately dense with evenly spaced branches. Filtered light can pass through the foliage. This creates a balanced structure without becoming overly heavy.
As the tree matures, trunks gradually thicken and develop textured bark. Multiple stems may develop if the plant is trained in that form. The structure becomes more sculptural with age.
Special Features
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![]() Purple Sage Crape Myrtle This plant | ||
|---|---|---|
| Scientific Name | Lagerstroemia x 'JM10’ | Lagerstroemia x ‘JM8’ |
| Size at Maturity | 20' H x 12' W | 20' H x 12' W |
| Leaf Retention | Deciduous | Deciduous |
| Fall Color | Orange | Orange |
| Flower Color | Purple | Purple |
| Bloom Times | Summer | Summer |
| Sizes Available | 15 Gal | 15 Gal |

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