Butterfly Bush vs Crepe Myrtle

Side-by-side plant comparison — which is right for your garden?

Butterfly Bush

Buddleja davidii

Scrophulariaceae · shrubs

Deer ResistantDrought TolerantLow Maintenance

Crepe Myrtle

Lagerstroemia indica

Lythraceae · trees

Deer ResistantDrought TolerantLow Maintenance

Hardiness Zone Range

Butterfly Bush (Zones 5-9)

Crepe Myrtle (Zones 7-10)

Overlap: Both grow in zones 7–9

Detailed Comparison

Feature	Butterfly Bush	Crepe Myrtle
Scientific Name	Buddleja davidii	Lagerstroemia indica
Family	Scrophulariaceae	Lythraceae
Category	shrubs	trees
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Well-drained	Well-drained
Height	10'	25'
Spread	8'	15'
Bloom Season	Summer-Fall	Summer
Bloom Color	Purple, Pink, White	Pink, Red, White, Purple
Growth Rate	Fast	Fast
Native Region	China	Southeast Asia
Maintenance	Low	Low

Special Traits

Butterfly Bush

No — EdibleYes — Deer ResistantYes — Drought Tolerant

Crepe Myrtle

No — EdibleYes — Deer ResistantYes — Drought Tolerant

Care Tips

Butterfly Bush

✓Cut back to 12-18 inches in early spring — blooms on new wood.
✓Deadhead for continuous flowering.
✓Can be invasive — choose sterile cultivars.
✓Full sun essential.

Crepe Myrtle

✓Don't 'crepe murder' — avoid topping/severe pruning.
✓Thin interior branches for air flow.
✓Full sun is essential for best blooms.
✓Remove suckers at base.

Which Plant Is Right for Your Garden?

Choose Butterfly Bush if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with medium water in zones 5–9.

Choose Crepe Myrtle if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with medium water in zones 7–10.

Plant them together? Both overlap in zones 7–9. They share similar sun requirements (full sun), making them potential garden companions.

View Butterfly BushProfile →View Crepe MyrtleProfile →

Frequently Asked Questions

Can Butterfly Bush and Crepe Myrtle grow in the same hardiness zone?

Butterfly Bush grows in USDA zones 5-9, while Crepe Myrtle grows in zones 7-10. Both plants can grow together in zones 7 through 9.

Do Butterfly Bush and Crepe Myrtle have the same sun and water needs?

Butterfly Bush needs full sun and medium water, while Crepe Myrtle needs full sun and medium water. They share similar growing requirements and can be planted in the same bed.

Which grows taller, Butterfly Bush or Crepe Myrtle?

Crepe Myrtle grows taller at 25' compared to Butterfly Bush at 10'. Crepe Myrtle spreads 15' while Butterfly Bush spreads 8'.

Are Butterfly Bush and Crepe Myrtle deer resistant?

Yes, both Butterfly Bush and Crepe Myrtle are considered deer resistant, making them excellent choices for gardens in areas with deer pressure.

Which is easier to maintain, Butterfly Bush or Crepe Myrtle?

Both Butterfly Bush and Crepe Myrtle have low maintenance requirements. They need a similar level of care including regular attention to watering, pruning, and soil health.

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Detailed Comparison

Feature	Butterfly Bush	Crepe Myrtle
Scientific Name	Buddleja davidii	Lagerstroemia indica
Family	Scrophulariaceae	Lythraceae
Category	shrubs	trees
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Well-drained	Well-drained
Height	10'	25'
Spread	8'	15'
Bloom Season	Summer-Fall	Summer
Bloom Color	Purple, Pink, White	Pink, Red, White, Purple
Growth Rate	Fast	Fast
Native Region	China	Southeast Asia
Maintenance	Low	Low

Care Tips

Butterfly Bush

✓Cut back to 12-18 inches in early spring — blooms on new wood.
✓Deadhead for continuous flowering.
✓Can be invasive — choose sterile cultivars.
✓Full sun essential.

Crepe Myrtle

✓Don't 'crepe murder' — avoid topping/severe pruning.
✓Thin interior branches for air flow.
✓Full sun is essential for best blooms.
✓Remove suckers at base.

Which Plant Is Right for Your Garden?

Choose Butterfly Bush if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with medium water in zones 5–9.

Choose Crepe Myrtle if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with medium water in zones 7–10.

Plant them together? Both overlap in zones 7–9. They share similar sun requirements (full sun), making them potential garden companions.

Frequently Asked Questions

Can Butterfly Bush and Crepe Myrtle grow in the same hardiness zone?

Butterfly Bush grows in USDA zones 5-9, while Crepe Myrtle grows in zones 7-10. Both plants can grow together in zones 7 through 9.

Do Butterfly Bush and Crepe Myrtle have the same sun and water needs?

Butterfly Bush needs full sun and medium water, while Crepe Myrtle needs full sun and medium water. They share similar growing requirements and can be planted in the same bed.

Which grows taller, Butterfly Bush or Crepe Myrtle?

Crepe Myrtle grows taller at 25' compared to Butterfly Bush at 10'. Crepe Myrtle spreads 15' while Butterfly Bush spreads 8'.

Are Butterfly Bush and Crepe Myrtle deer resistant?

Yes, both Butterfly Bush and Crepe Myrtle are considered deer resistant, making them excellent choices for gardens in areas with deer pressure.

Which is easier to maintain, Butterfly Bush or Crepe Myrtle?

Both Butterfly Bush and Crepe Myrtle have low maintenance requirements. They need a similar level of care including regular attention to watering, pruning, and soil health.