David Austin Rose vs Delphinium

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

David Austin Rose

Rosa 'Graham Thomas'

Rosaceae · flowers

Medium Maintenance

Delphinium

Delphinium elatum

Ranunculaceae · flowers

Deer ResistantHigh Maintenance

Hardiness Zone Range

David Austin Rose (Zones 5-10)

Delphinium (Zones 3-7)

Overlap: Both grow in zones 5–7

Detailed Comparison

Feature	David Austin Rose	Delphinium
Scientific Name	Rosa 'Graham Thomas'	Delphinium elatum
Family	Rosaceae	Ranunculaceae
Category	flowers	flowers
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Well-drained	Rich, Well-drained
Height	5'	6'
Spread	4'	2'
Bloom Season	Spring-Fall	Early Summer
Bloom Color	Yellow	Blue, Purple, White, Pink
Growth Rate	Medium	Fast
Native Region	Hybrid (England)	Europe, Asia
Maintenance	Medium	High

Special Traits

David Austin Rose

No — EdibleNo — Deer ResistantNo — Drought Tolerant

Delphinium

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Care Tips

David Austin Rose

✓Prune to shape in late winter.
✓Benefits from regular feeding.
✓Provide good air circulation.
✓Can be trained as a short climber on pillar or wall.

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 David Austin Rose if you don't mind medium maintenance. It thrives in full sun with medium water in zones 5–10.

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 5–7. They share similar sun requirements (full sun), making them potential garden companions.

View David Austin RoseProfile →View DelphiniumProfile →

Frequently Asked Questions

Can David Austin Rose and Delphinium grow in the same hardiness zone?

David Austin Rose grows in USDA zones 5-10, while Delphinium grows in zones 3-7. Both plants can grow together in zones 5 through 7.

Do David Austin Rose and Delphinium have the same sun and water needs?

David Austin Rose 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, David Austin Rose or Delphinium?

Delphinium grows taller at 6' compared to David Austin Rose at 5'. Delphinium spreads 2' while David Austin Rose spreads 4'.

Are David Austin Rose and Delphinium deer resistant?

Delphinium is deer resistant, but David Austin Rose is not. If deer are a concern, Delphinium is the better choice, or protect David Austin Rose with fencing.

Which is easier to maintain, David Austin Rose or Delphinium?

David Austin Rose has medium maintenance while Delphinium has high maintenance. David Austin Rose may be easier for beginning gardeners to manage.

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Detailed Comparison

Feature	David Austin Rose	Delphinium
Scientific Name	Rosa 'Graham Thomas'	Delphinium elatum
Family	Rosaceae	Ranunculaceae
Category	flowers	flowers
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Well-drained	Rich, Well-drained
Height	5'	6'
Spread	4'	2'
Bloom Season	Spring-Fall	Early Summer
Bloom Color	Yellow	Blue, Purple, White, Pink
Growth Rate	Medium	Fast
Native Region	Hybrid (England)	Europe, Asia
Maintenance	Medium	High

Care Tips

David Austin Rose

✓Prune to shape in late winter.
✓Benefits from regular feeding.
✓Provide good air circulation.
✓Can be trained as a short climber on pillar or wall.

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 David Austin Rose if you don't mind medium maintenance. It thrives in full sun with medium water in zones 5–10.

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 5–7. They share similar sun requirements (full sun), making them potential garden companions.

Frequently Asked Questions

Can David Austin Rose and Delphinium grow in the same hardiness zone?

David Austin Rose grows in USDA zones 5-10, while Delphinium grows in zones 3-7. Both plants can grow together in zones 5 through 7.

Do David Austin Rose and Delphinium have the same sun and water needs?

David Austin Rose 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, David Austin Rose or Delphinium?

Delphinium grows taller at 6' compared to David Austin Rose at 5'. Delphinium spreads 2' while David Austin Rose spreads 4'.

Are David Austin Rose and Delphinium deer resistant?

Delphinium is deer resistant, but David Austin Rose is not. If deer are a concern, Delphinium is the better choice, or protect David Austin Rose with fencing.

Which is easier to maintain, David Austin Rose or Delphinium?

David Austin Rose has medium maintenance while Delphinium has high maintenance. David Austin Rose may be easier for beginning gardeners to manage.