Black-Eyed Susan vs Snapdragon

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

Black-Eyed Susan

Rudbeckia hirta

Asteraceae · flowers

Deer ResistantDrought TolerantLow Maintenance

Snapdragon

Antirrhinum majus

Plantaginaceae · flowers

Deer ResistantLow Maintenance

Hardiness Zone Range

Black-Eyed Susan (Zones 3-9)

Snapdragon (Zones 7-10)

Overlap: Both grow in zones 7–9

Detailed Comparison

Feature	Black-Eyed Susan	Snapdragon
Scientific Name	Rudbeckia hirta	Antirrhinum majus
Family	Asteraceae	Plantaginaceae
Category	flowers	flowers
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Well-drained	Rich, Well-drained
Height	3'	3'
Spread	1' 6"	1'
Bloom Season	Summer-Fall	Spring-Fall
Bloom Color	Yellow	Mixed
Growth Rate	Fast	Fast
Native Region	Eastern North America	Mediterranean
Maintenance	Low	Low

Special Traits

Black-Eyed Susan

No — EdibleYes — Deer ResistantYes — Drought Tolerant

Snapdragon

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Care Tips

Black-Eyed Susan

✓Deadhead spent blooms to encourage reblooming.
✓Divide clumps every 3-4 years.
✓Tolerates poor soil and drought once established.

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 Black-Eyed Susan if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with medium water in zones 3–9.

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 7–9. They share similar sun requirements (full sun), making them potential garden companions.

View Black-Eyed SusanProfile →View SnapdragonProfile →

Frequently Asked Questions

Can Black-Eyed Susan and Snapdragon grow in the same hardiness zone?

Black-Eyed Susan grows in USDA zones 3-9, while Snapdragon grows in zones 7-10. Both plants can grow together in zones 7 through 9.

Do Black-Eyed Susan and Snapdragon have the same sun and water needs?

Black-Eyed Susan 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, Black-Eyed Susan or Snapdragon?

Both Black-Eyed Susan and Snapdragon reach approximately 3' in height, with spreads of 1' 6" and 1' respectively.

Are Black-Eyed Susan and Snapdragon deer resistant?

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

Which is easier to maintain, Black-Eyed Susan or Snapdragon?

Both Black-Eyed Susan and Snapdragon 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	Black-Eyed Susan	Snapdragon
Scientific Name	Rudbeckia hirta	Antirrhinum majus
Family	Asteraceae	Plantaginaceae
Category	flowers	flowers
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Well-drained	Rich, Well-drained
Height	3'	3'
Spread	1' 6"	1'
Bloom Season	Summer-Fall	Spring-Fall
Bloom Color	Yellow	Mixed
Growth Rate	Fast	Fast
Native Region	Eastern North America	Mediterranean
Maintenance	Low	Low

Care Tips

Black-Eyed Susan

✓Deadhead spent blooms to encourage reblooming.
✓Divide clumps every 3-4 years.
✓Tolerates poor soil and drought once established.

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 Black-Eyed Susan if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with medium water in zones 3–9.

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 7–9. They share similar sun requirements (full sun), making them potential garden companions.

Frequently Asked Questions

Can Black-Eyed Susan and Snapdragon grow in the same hardiness zone?

Black-Eyed Susan grows in USDA zones 3-9, while Snapdragon grows in zones 7-10. Both plants can grow together in zones 7 through 9.

Do Black-Eyed Susan and Snapdragon have the same sun and water needs?

Black-Eyed Susan 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, Black-Eyed Susan or Snapdragon?

Both Black-Eyed Susan and Snapdragon reach approximately 3' in height, with spreads of 1' 6" and 1' respectively.

Are Black-Eyed Susan and Snapdragon deer resistant?

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

Which is easier to maintain, Black-Eyed Susan or Snapdragon?

Both Black-Eyed Susan and Snapdragon have low maintenance requirements. They need a similar level of care including regular attention to watering, pruning, and soil health.