Delphinium vs Snapdragon

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

Delphinium

Delphinium elatum

Ranunculaceae · flowers

Deer ResistantHigh Maintenance

Snapdragon

Antirrhinum majus

Plantaginaceae · flowers

Deer ResistantLow Maintenance

Hardiness Zone Range

Delphinium (Zones 3-7)

Snapdragon (Zones 7-10)

Overlap: Both grow in zones 7–7

Detailed Comparison

Feature	Delphinium	Snapdragon
Scientific Name	Delphinium elatum	Antirrhinum majus
Family	Ranunculaceae	Plantaginaceae
Category	flowers	flowers
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Well-drained	Rich, Well-drained
Height	6'	3'
Spread	2'	1'
Bloom Season	Early Summer	Spring-Fall
Bloom Color	Blue, Purple, White, Pink	Mixed
Growth Rate	Fast	Fast
Native Region	Europe, Asia	Mediterranean
Maintenance	High	Low

Special Traits

Delphinium

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Snapdragon

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Care Tips

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.

Snapdragon

✓Pinch growing tips for bushier plants.
✓Deadhead for continuous bloom.
✓Cool-season annual — plant in fall in warm climates.
✓Excellent cut flower.

Which Plant Is Right for Your Garden?

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.

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

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

View DelphiniumProfile →View SnapdragonProfile →

Frequently Asked Questions

Can Delphinium and Snapdragon grow in the same hardiness zone?

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

Do Delphinium and Snapdragon have the same sun and water needs?

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

Which grows taller, Delphinium or Snapdragon?

Delphinium grows taller at 6' compared to Snapdragon at 3'. Delphinium spreads 2' while Snapdragon spreads 1'.

Are Delphinium and Snapdragon deer resistant?

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

Which is easier to maintain, Delphinium or Snapdragon?

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

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Detailed Comparison

Feature	Delphinium	Snapdragon
Scientific Name	Delphinium elatum	Antirrhinum majus
Family	Ranunculaceae	Plantaginaceae
Category	flowers	flowers
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Well-drained	Rich, Well-drained
Height	6'	3'
Spread	2'	1'
Bloom Season	Early Summer	Spring-Fall
Bloom Color	Blue, Purple, White, Pink	Mixed
Growth Rate	Fast	Fast
Native Region	Europe, Asia	Mediterranean
Maintenance	High	Low

Care Tips

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.

Snapdragon

✓Pinch growing tips for bushier plants.
✓Deadhead for continuous bloom.
✓Cool-season annual — plant in fall in warm climates.
✓Excellent cut flower.

Which Plant Is Right for Your Garden?

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.

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

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 Delphinium and Snapdragon grow in the same hardiness zone?

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

Do Delphinium and Snapdragon have the same sun and water needs?

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

Which grows taller, Delphinium or Snapdragon?

Delphinium grows taller at 6' compared to Snapdragon at 3'. Delphinium spreads 2' while Snapdragon spreads 1'.

Are Delphinium and Snapdragon deer resistant?

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

Which is easier to maintain, Delphinium or Snapdragon?

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