Asiatic Lily vs Onion

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

Asiatic Lily

Lilium asiaticum

Liliaceae · bulbs

Deer ResistantLow Maintenance

Onion

Allium cepa

Amaryllidaceae · vegetables

EdibleDeer ResistantLow Maintenance

Hardiness Zone Range

Asiatic Lily (Zones 3-8)

Onion (Zones 3-9)

Overlap: Both grow in zones 3–8

Detailed Comparison

Feature	Asiatic Lily	Onion
Scientific Name	Lilium asiaticum	Allium cepa
Family	Liliaceae	Amaryllidaceae
Category	bulbs	vegetables
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Well-drained	Rich, Well-drained
Height	3'	1' 6"
Spread	1'	4"
Bloom Season	Early Summer	Summer
Bloom Color	Orange, Red, Yellow, Pink	White
Growth Rate	Fast	Medium
Native Region	Asia	Central Asia
Maintenance	Low	Low

Special Traits

Asiatic Lily

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Onion

Yes — EdibleYes — Deer ResistantNo — Drought Tolerant

Care Tips

Asiatic Lily

✓Plant bulbs 6 inches deep in fall or spring.
✓Stake tall varieties.
✓Leave foliage to die naturally.
✓Divide every 3-4 years when crowded.

Onion

✓Match variety to your latitude — long-day for north, short-day for south.
✓Plant sets or transplants for easiest results.
✓Stop watering when tops fall over.
✓Cure for 2 weeks before storing.

Which Plant Is Right for Your Garden?

Choose Asiatic Lily if you want a low-maintenance plant, and want deer resistance. It thrives in full sun with medium water in zones 3–8.

Choose Onion if you want a low-maintenance plant, and want deer resistance. It thrives in full sun with medium water in zones 3–9.

Plant them together? Both overlap in zones 3–8. They share similar sun requirements (full sun), making them potential garden companions.

View Asiatic LilyProfile →View OnionProfile →

Frequently Asked Questions

Can Asiatic Lily and Onion grow in the same hardiness zone?

Asiatic Lily grows in USDA zones 3-8, while Onion grows in zones 3-9. Both plants can grow together in zones 3 through 8.

Do Asiatic Lily and Onion have the same sun and water needs?

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

Which grows taller, Asiatic Lily or Onion?

Asiatic Lily grows taller at 3' compared to Onion at 1' 6". Asiatic Lily spreads 1' while Onion spreads 4".

Are Asiatic Lily and Onion deer resistant?

Yes, both Asiatic Lily and Onion are considered deer resistant, making them excellent choices for gardens in areas with deer pressure.

Which is easier to maintain, Asiatic Lily or Onion?

Both Asiatic Lily and Onion 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	Asiatic Lily	Onion
Scientific Name	Lilium asiaticum	Allium cepa
Family	Liliaceae	Amaryllidaceae
Category	bulbs	vegetables
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Well-drained	Rich, Well-drained
Height	3'	1' 6"
Spread	1'	4"
Bloom Season	Early Summer	Summer
Bloom Color	Orange, Red, Yellow, Pink	White
Growth Rate	Fast	Medium
Native Region	Asia	Central Asia
Maintenance	Low	Low

Care Tips

Asiatic Lily

✓Plant bulbs 6 inches deep in fall or spring.
✓Stake tall varieties.
✓Leave foliage to die naturally.
✓Divide every 3-4 years when crowded.

Onion

✓Match variety to your latitude — long-day for north, short-day for south.
✓Plant sets or transplants for easiest results.
✓Stop watering when tops fall over.
✓Cure for 2 weeks before storing.

Which Plant Is Right for Your Garden?

Choose Asiatic Lily if you want a low-maintenance plant, and want deer resistance. It thrives in full sun with medium water in zones 3–8.

Choose Onion if you want a low-maintenance plant, and want deer resistance. It thrives in full sun with medium water in zones 3–9.

Plant them together? Both overlap in zones 3–8. They share similar sun requirements (full sun), making them potential garden companions.

Frequently Asked Questions

Can Asiatic Lily and Onion grow in the same hardiness zone?

Asiatic Lily grows in USDA zones 3-8, while Onion grows in zones 3-9. Both plants can grow together in zones 3 through 8.

Do Asiatic Lily and Onion have the same sun and water needs?

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

Which grows taller, Asiatic Lily or Onion?

Asiatic Lily grows taller at 3' compared to Onion at 1' 6". Asiatic Lily spreads 1' while Onion spreads 4".

Are Asiatic Lily and Onion deer resistant?

Yes, both Asiatic Lily and Onion are considered deer resistant, making them excellent choices for gardens in areas with deer pressure.

Which is easier to maintain, Asiatic Lily or Onion?

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