How to Grow Crape Myrtle

Lagerstroemia indica · Zones 6-9

Crape Myrtle is a tree, a long-term addition to the landscape. It's hardy across USDA zones 6 through 9 and shrugs off deer. Its summer flowers are a moderate draw for honeybees, native bees, and butterflies. It roots deep, which helps it reach moisture in a dry spell and open up tight soil as it establishes.

Zones

6-9

pH Range

4.5-7.5

Sun

Full Sun

Days to Maturity

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USDA PLANTS DatabaseUSDA PHZM 2023ASPCA

What Crape Myrtle is

Crape Myrtle grows as a perennial and reaches around 20 feet at maturity. It blooms purple in summer. It's also deer-resistant.

How to grow Crape Myrtle

Crape Myrtle grows in USDA zones 6 through 9. Crape Myrtle does best in full sun — at least 6 hours of direct sun a day — and soil from pH 4.5 to 7.5, on well-drained ground. It needs a growing season of at least 210 frost-free days and about 400 hours of winter chill, which is why climate matters as much as soil.

USDA Zones

6-9

USDA PHZM 2023

Soil pH

4.5 - 7.5

USDA PLANTS Database

Sun

Full Sun

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Drainage

well (dry spells)

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Frost Tolerance

42.8°F

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Mature Height

20 ft

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Chill Hours

400+

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Frost-Free Days

210+

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  1. Plant it right

    Set crape myrtle in full sun with well-drained soil. Many fruit trees need a second variety nearby to pollinate — check before you plant just one.

  2. Match the soil

    Crape Myrtle prefers pH 4.5 to 7.5 (USDA PLANTS Database). A quick soil test from your local Extension lab tells you whether to add lime or sulfur to land in band.

  3. Water steadily

    Keep the root zone evenly moist through establishment. A 2–3 inch mulch layer holds moisture without waterlogging.

  4. Be patient, then harvest

    Prune annually while the tree establishes; fruit trees reward patience with years of harvest. Local Extension guides publish per-cultivar bearing-age tables.

Good to know

Good news for pet owners — crape myrtle isn't known to be toxic to dogs or cats. (Source: ASPCA.)

Crape Myrtle offers moderate value to bees and other pollinators. (Source: Xerces Society, Pollinator Partnership.)

Where Crape Myrtle thrives

Crape Myrtle is hardy across USDA zones 6 through 9. Zone is only the starting point, though: the soil pH, drainage, and frost dates on your specific land decide how well it actually does.

Zones 6–9 highlighted on the USDA national hardiness zone map

Zones 6–9·Where Crape Myrtle growsOpen map →

On USDA hardiness-zone overlap, Crape Myrtle can grow in these states:

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Zone averages are a start. Your exact soil pH, drainage, sun exposure, and frost dates shape whether crape myrtle actually takes — we score it against the real conditions at your address.

Three things about your exact spot that zone averages miss:

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Frequently Asked Questions

Can I grow Crape Myrtle in my zone?

Crape Myrtle grows in USDA hardiness zones 6 through 9 (USDA PHZM 2023). Zone is one factor — soil pH, drainage, and frost dates on your specific parcel also shape whether it takes.

When should you plant Crape Myrtle?

Set crape myrtle out in early spring or fall while it's dormant, so the roots establish before the heat of summer. Your local last-frost date — which a Growable Ground report pulls for your exact address — sets the precise window.

How much sun does Crape Myrtle need?

Crape Myrtle needs full sun — a spot that catches at least 6 hours of direct summer sun a day. In more shade it still grows, but usually gives a smaller, later crop. The catch is that a yard rarely gets even light everywhere — a fence, the house, or one tall tree can quietly take those hours. A Growable Ground report reads the real sun-hours across your land, canopy and buildings included, so you can pick the brightest bed before you plant.

What soil does Crape Myrtle need?

Crape Myrtle prefers soil pH 4.5 to 7.5, on well-drained ground (USDA PLANTS Database). Your report scores your parcel's actual soil against that using USDA SSURGO data.

Does Crape Myrtle attract pollinators?

Yes — crape myrtle's flowers are a solid nectar source for honeybees, native bees, and butterflies (Xerces Society, Pollinator Partnership).

Is Crape Myrtle safe for pets?

Crape Myrtle is not known to be toxic to dogs or cats based on available data (ASPCA). Always supervise pets around new plantings.