Delphinium vs Hyacinth

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

Delphinium

Delphinium elatum

Ranunculaceae · flowers

Deer ResistantHigh Maintenance

Hyacinth

Hyacinthus orientalis

Asparagaceae · bulbs

Deer ResistantLow Maintenance

Hardiness Zone Range

Delphinium (Zones 3-7)

Hyacinth (Zones 4-8)

Overlap: Both grow in zones 4–7

Detailed Comparison

Feature	Delphinium	Hyacinth
Scientific Name	Delphinium elatum	Hyacinthus orientalis
Family	Ranunculaceae	Asparagaceae
Category	flowers	bulbs
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Well-drained	Well-drained
Height	6'	1'
Spread	2'	6"
Bloom Season	Early Summer	Spring
Bloom Color	Blue, Purple, White, Pink	Purple, Blue, Pink, White
Growth Rate	Fast	Medium
Native Region	Europe, Asia	Mediterranean, Middle East
Maintenance	High	Low

Special Traits

Delphinium

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Hyacinth

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.

Hyacinth

✓Plant 6 inches deep in fall.
✓Refrigerate bulbs 12-14 weeks in warm climates.
✓Handle with gloves — bulbs can cause skin irritation.
✓Force indoors in water for winter blooms.

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 Hyacinth if you want a low-maintenance plant, and want deer resistance. It thrives in full sun with medium water in zones 4–8.

Plant them together? Both overlap in zones 4–7. They share similar sun requirements (full sun), making them potential garden companions.

View DelphiniumProfile →View HyacinthProfile →

Frequently Asked Questions

Can Delphinium and Hyacinth grow in the same hardiness zone?

Delphinium grows in USDA zones 3-7, while Hyacinth grows in zones 4-8. Both plants can grow together in zones 4 through 7.

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

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

Which grows taller, Delphinium or Hyacinth?

Delphinium grows taller at 6' compared to Hyacinth at 1'. Delphinium spreads 2' while Hyacinth spreads 6".

Are Delphinium and Hyacinth deer resistant?

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

Which is easier to maintain, Delphinium or Hyacinth?

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

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Detailed Comparison

Feature	Delphinium	Hyacinth
Scientific Name	Delphinium elatum	Hyacinthus orientalis
Family	Ranunculaceae	Asparagaceae
Category	flowers	bulbs
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Well-drained	Well-drained
Height	6'	1'
Spread	2'	6"
Bloom Season	Early Summer	Spring
Bloom Color	Blue, Purple, White, Pink	Purple, Blue, Pink, White
Growth Rate	Fast	Medium
Native Region	Europe, Asia	Mediterranean, Middle East
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.

Hyacinth

✓Plant 6 inches deep in fall.
✓Refrigerate bulbs 12-14 weeks in warm climates.
✓Handle with gloves — bulbs can cause skin irritation.
✓Force indoors in water for winter blooms.

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 Hyacinth if you want a low-maintenance plant, and want deer resistance. It thrives in full sun with medium water in zones 4–8.

Plant them together? Both overlap in zones 4–7. They share similar sun requirements (full sun), making them potential garden companions.

Frequently Asked Questions

Can Delphinium and Hyacinth grow in the same hardiness zone?

Delphinium grows in USDA zones 3-7, while Hyacinth grows in zones 4-8. Both plants can grow together in zones 4 through 7.

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

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

Which grows taller, Delphinium or Hyacinth?

Delphinium grows taller at 6' compared to Hyacinth at 1'. Delphinium spreads 2' while Hyacinth spreads 6".

Are Delphinium and Hyacinth deer resistant?

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

Which is easier to maintain, Delphinium or Hyacinth?

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