Marigold vs Sunflower

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

Marigold

Tagetes spp.

Asteraceae · flowers

Deer ResistantDrought TolerantLow Maintenance

Sunflower

Helianthus annuus

Asteraceae · flowers

EdibleDeer ResistantDrought TolerantLow Maintenance

Hardiness Zone Range

Marigold (Zones 2-11)

Sunflower (Zones 2-11)

Overlap: Both grow in zones 2–11

Detailed Comparison

Feature	Marigold	Sunflower
Scientific Name	Tagetes spp.	Helianthus annuus
Family	Asteraceae	Asteraceae
Category	flowers	flowers
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Well-drained	Well-drained
Height	2'	10'
Spread	1'	2'
Bloom Season	Summer-Fall	Summer
Bloom Color	Yellow, Orange, Red	Yellow
Growth Rate	Fast	Fast
Native Region	Americas	North America
Maintenance	Low	Low

Special Traits

Marigold

No — EdibleYes — Deer ResistantYes — Drought Tolerant

Sunflower

Yes — EdibleYes — Deer ResistantYes — Drought Tolerant

Care Tips

Marigold

✓Deadhead regularly for continuous bloom.
✓Roots exude substances that repel nematodes — excellent companion plant for vegetables.
✓Direct sow or transplant.

Sunflower

✓Direct sow in warm soil.
✓Stake tall varieties.
✓Plant in succession for continuous blooms.
✓Harvest seeds when back of head turns brown.

Which Plant Is Right for Your Garden?

Choose Marigold if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with medium water in zones 2–11.

Choose Sunflower if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with medium water in zones 2–11.

Plant them together? Both overlap in zones 2–11. They share similar sun requirements (full sun), making them potential garden companions.

View MarigoldProfile →View SunflowerProfile →

Frequently Asked Questions

Can Marigold and Sunflower grow in the same hardiness zone?

Marigold grows in USDA zones 2-11, while Sunflower grows in zones 2-11. Both plants can grow together in zones 2 through 11.

Do Marigold and Sunflower have the same sun and water needs?

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

Which grows taller, Marigold or Sunflower?

Sunflower grows taller at 10' compared to Marigold at 2'. Sunflower spreads 2' while Marigold spreads 1'.

Are Marigold and Sunflower deer resistant?

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

Which is easier to maintain, Marigold or Sunflower?

Both Marigold and Sunflower 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	Marigold	Sunflower
Scientific Name	Tagetes spp.	Helianthus annuus
Family	Asteraceae	Asteraceae
Category	flowers	flowers
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Well-drained	Well-drained
Height	2'	10'
Spread	1'	2'
Bloom Season	Summer-Fall	Summer
Bloom Color	Yellow, Orange, Red	Yellow
Growth Rate	Fast	Fast
Native Region	Americas	North America
Maintenance	Low	Low

Care Tips

Marigold

✓Deadhead regularly for continuous bloom.
✓Roots exude substances that repel nematodes — excellent companion plant for vegetables.
✓Direct sow or transplant.

Sunflower

✓Direct sow in warm soil.
✓Stake tall varieties.
✓Plant in succession for continuous blooms.
✓Harvest seeds when back of head turns brown.

Which Plant Is Right for Your Garden?

Choose Marigold if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with medium water in zones 2–11.

Choose Sunflower if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with medium water in zones 2–11.

Plant them together? Both overlap in zones 2–11. They share similar sun requirements (full sun), making them potential garden companions.

Frequently Asked Questions

Can Marigold and Sunflower grow in the same hardiness zone?

Marigold grows in USDA zones 2-11, while Sunflower grows in zones 2-11. Both plants can grow together in zones 2 through 11.

Do Marigold and Sunflower have the same sun and water needs?

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

Which grows taller, Marigold or Sunflower?

Sunflower grows taller at 10' compared to Marigold at 2'. Sunflower spreads 2' while Marigold spreads 1'.

Are Marigold and Sunflower deer resistant?

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

Which is easier to maintain, Marigold or Sunflower?

Both Marigold and Sunflower have low maintenance requirements. They need a similar level of care including regular attention to watering, pruning, and soil health.