Crepe Myrtle vs Delphinium

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

Crepe Myrtle

Lagerstroemia indica

Lythraceae · trees

Deer ResistantDrought TolerantLow Maintenance

Delphinium

Delphinium elatum

Ranunculaceae · flowers

Deer ResistantHigh Maintenance

Hardiness Zone Range

Crepe Myrtle (Zones 7-10)

Delphinium (Zones 3-7)

Overlap: Both grow in zones 7–7

Detailed Comparison

Feature	Crepe Myrtle	Delphinium
Scientific Name	Lagerstroemia indica	Delphinium elatum
Family	Lythraceae	Ranunculaceae
Category	trees	flowers
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Well-drained	Rich, Well-drained
Height	25'	6'
Spread	15'	2'
Bloom Season	Summer	Early Summer
Bloom Color	Pink, Red, White, Purple	Blue, Purple, White, Pink
Growth Rate	Fast	Fast
Native Region	Southeast Asia	Europe, Asia
Maintenance	Low	High

Special Traits

Crepe Myrtle

No — EdibleYes — Deer ResistantYes — Drought Tolerant

Delphinium

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Care Tips

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.

Delphinium

✓Stake tall varieties.
✓Cut back after first bloom for possible rebloom.
✓Needs cool summers — struggles in heat.
✓Slugs love young growth.
✓All parts are toxic.

Which Plant Is Right for Your Garden?

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.

Choose Delphinium if you don't mind high maintenance, and want deer resistance. It thrives in full sun with medium water in zones 3–7.

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

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Frequently Asked Questions

Can Crepe Myrtle and Delphinium grow in the same hardiness zone?

Crepe Myrtle grows in USDA zones 7-10, while Delphinium grows in zones 3-7. Both plants can grow together in zones 7 through 7.

Do Crepe Myrtle and Delphinium have the same sun and water needs?

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

Which grows taller, Crepe Myrtle or Delphinium?

Crepe Myrtle grows taller at 25' compared to Delphinium at 6'. Crepe Myrtle spreads 15' while Delphinium spreads 2'.

Are Crepe Myrtle and Delphinium deer resistant?

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

Which is easier to maintain, Crepe Myrtle or Delphinium?

Crepe Myrtle has low maintenance while Delphinium has high maintenance. Crepe Myrtle may be easier for beginning gardeners to manage.

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Detailed Comparison

Feature	Crepe Myrtle	Delphinium
Scientific Name	Lagerstroemia indica	Delphinium elatum
Family	Lythraceae	Ranunculaceae
Category	trees	flowers
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Well-drained	Rich, Well-drained
Height	25'	6'
Spread	15'	2'
Bloom Season	Summer	Early Summer
Bloom Color	Pink, Red, White, Purple	Blue, Purple, White, Pink
Growth Rate	Fast	Fast
Native Region	Southeast Asia	Europe, Asia
Maintenance	Low	High

Care Tips

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.

Delphinium

✓Stake tall varieties.
✓Cut back after first bloom for possible rebloom.
✓Needs cool summers — struggles in heat.
✓Slugs love young growth.
✓All parts are toxic.

Which Plant Is Right for Your Garden?

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.

Choose Delphinium if you don't mind high maintenance, and want deer resistance. It thrives in full sun with medium water in zones 3–7.

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

Frequently Asked Questions

Can Crepe Myrtle and Delphinium grow in the same hardiness zone?

Crepe Myrtle grows in USDA zones 7-10, while Delphinium grows in zones 3-7. Both plants can grow together in zones 7 through 7.

Do Crepe Myrtle and Delphinium have the same sun and water needs?

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

Which grows taller, Crepe Myrtle or Delphinium?

Crepe Myrtle grows taller at 25' compared to Delphinium at 6'. Crepe Myrtle spreads 15' while Delphinium spreads 2'.

Are Crepe Myrtle and Delphinium deer resistant?

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

Which is easier to maintain, Crepe Myrtle or Delphinium?

Crepe Myrtle has low maintenance while Delphinium has high maintenance. Crepe Myrtle may be easier for beginning gardeners to manage.