Allium vs Daylily

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

Allium

Allium giganteum

Amaryllidaceae · bulbs

Deer ResistantDrought TolerantLow Maintenance

Daylily

Hemerocallis spp.

Asparagaceae · flowers

EdibleLow Maintenance

Hardiness Zone Range

Allium (Zones 5-8)

Daylily (Zones 3-10)

Overlap: Both grow in zones 5–8

Detailed Comparison

Feature	Allium	Daylily
Scientific Name	Allium giganteum	Hemerocallis spp.
Family	Amaryllidaceae	Asparagaceae
Category	bulbs	flowers
Sun	☀️ Full Sun	☀️ Full Sun to Part Shade
Water	💧 Low	💧💧 Medium
Soil	Well-drained	Adaptable
Height	4'	3'
Spread	1'	2'
Bloom Season	Late Spring	Summer
Bloom Color	Purple	Yellow, Orange, Red, Pink
Growth Rate	Medium	Fast
Native Region	Central Asia	East Asia
Maintenance	Low	Low

Special Traits

Allium

No — EdibleYes — Deer ResistantYes — Drought Tolerant

Daylily

Yes — EdibleNo — Deer ResistantNo — Drought Tolerant

Care Tips

Allium

✓Plant bulbs 8 inches deep in fall.
✓Deer and rodent proof.
✓Leave dried seed heads for winter interest.
✓Foliage dies before flowers appear — plant behind shorter companions.

Daylily

✓Remove spent scapes after blooming.
✓Divide every 3-5 years when clumps become crowded.
✓Virtually pest and disease free.

Which Plant Is Right for Your Garden?

Choose Allium if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with low water in zones 5–8.

Choose Daylily if you want a low-maintenance plant. It thrives in full sun to part shade with medium water in zones 3–10.

Plant them together? Both overlap in zones 5–8. However, they have different sun needs, so plan your garden layout carefully.

View AlliumProfile →View DaylilyProfile →

Frequently Asked Questions

Can Allium and Daylily grow in the same hardiness zone?

Allium grows in USDA zones 5-8, while Daylily grows in zones 3-10. Both plants can grow together in zones 5 through 8.

Do Allium and Daylily have the same sun and water needs?

Allium needs full sun and low water, while Daylily needs full sun to part shade and medium water. Their differing requirements mean you may need separate garden areas for each.

Which grows taller, Allium or Daylily?

Allium grows taller at 4' compared to Daylily at 3'. Allium spreads 1' while Daylily spreads 2'.

Are Allium and Daylily deer resistant?

Allium is deer resistant, but Daylily is not. If deer are a concern, Allium is the better choice, or protect Daylily with fencing.

Which is easier to maintain, Allium or Daylily?

Both Allium and Daylily 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	Allium	Daylily
Scientific Name	Allium giganteum	Hemerocallis spp.
Family	Amaryllidaceae	Asparagaceae
Category	bulbs	flowers
Sun	☀️ Full Sun	☀️ Full Sun to Part Shade
Water	💧 Low	💧💧 Medium
Soil	Well-drained	Adaptable
Height	4'	3'
Spread	1'	2'
Bloom Season	Late Spring	Summer
Bloom Color	Purple	Yellow, Orange, Red, Pink
Growth Rate	Medium	Fast
Native Region	Central Asia	East Asia
Maintenance	Low	Low

Care Tips

Allium

✓Plant bulbs 8 inches deep in fall.
✓Deer and rodent proof.
✓Leave dried seed heads for winter interest.
✓Foliage dies before flowers appear — plant behind shorter companions.

Daylily

✓Remove spent scapes after blooming.
✓Divide every 3-5 years when clumps become crowded.
✓Virtually pest and disease free.

Which Plant Is Right for Your Garden?

Choose Allium if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with low water in zones 5–8.

Choose Daylily if you want a low-maintenance plant. It thrives in full sun to part shade with medium water in zones 3–10.

Plant them together? Both overlap in zones 5–8. However, they have different sun needs, so plan your garden layout carefully.

Frequently Asked Questions

Can Allium and Daylily grow in the same hardiness zone?

Allium grows in USDA zones 5-8, while Daylily grows in zones 3-10. Both plants can grow together in zones 5 through 8.

Do Allium and Daylily have the same sun and water needs?

Allium needs full sun and low water, while Daylily needs full sun to part shade and medium water. Their differing requirements mean you may need separate garden areas for each.

Which grows taller, Allium or Daylily?

Allium grows taller at 4' compared to Daylily at 3'. Allium spreads 1' while Daylily spreads 2'.

Are Allium and Daylily deer resistant?

Allium is deer resistant, but Daylily is not. If deer are a concern, Allium is the better choice, or protect Daylily with fencing.

Which is easier to maintain, Allium or Daylily?

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