Hosta vs Sweet Pea

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

Hosta

Hosta spp.

Asparagaceae · flowers

EdibleLow Maintenance

Sweet Pea

Lathyrus odoratus

Fabaceae · flowers

Deer ResistantMedium Maintenance

Hardiness Zone Range

Hosta (Zones 3-9)

Sweet Pea (Zones 2-11)

Overlap: Both grow in zones 3–9

Detailed Comparison

Feature	Hosta	Sweet Pea
Scientific Name	Hosta spp.	Lathyrus odoratus
Family	Asparagaceae	Fabaceae
Category	flowers	flowers
Sun	⛅ Part Shade to Full Shade	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Moist	Rich, Well-drained
Height	3'	6'
Spread	4'	1'
Bloom Season	Summer	Spring-Summer
Bloom Color	White, Lavender	Mixed
Growth Rate	Medium	Fast
Native Region	East Asia	Italy, Sicily
Maintenance	Low	Medium

Special Traits

Hosta

Yes — EdibleNo — Deer ResistantNo — Drought Tolerant

Sweet Pea

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Care Tips

Hosta

✓Protect from slugs with copper barriers or iron phosphate bait.
✓Divide in spring or fall.
✓More sun = more flowers but less blue color.

Sweet Pea

✓Soak seeds overnight before planting.
✓Provide trellis or netting.
✓Pick flowers frequently to prolong bloom.
✓Needs cool weather — plant early spring or fall in warm areas.

Which Plant Is Right for Your Garden?

Choose Hosta if you want a low-maintenance plant. It thrives in part shade to full shade with medium water in zones 3–9.

Choose Sweet Pea if you don't mind medium maintenance, and want deer resistance. It thrives in full sun with medium water in zones 2–11.

Plant them together? Both overlap in zones 3–9. However, they have different sun needs, so plan your garden layout carefully.

View HostaProfile →View Sweet PeaProfile →

Frequently Asked Questions

Can Hosta and Sweet Pea grow in the same hardiness zone?

Hosta grows in USDA zones 3-9, while Sweet Pea grows in zones 2-11. Both plants can grow together in zones 3 through 9.

Do Hosta and Sweet Pea have the same sun and water needs?

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

Which grows taller, Hosta or Sweet Pea?

Sweet Pea grows taller at 6' compared to Hosta at 3'. Sweet Pea spreads 1' while Hosta spreads 4'.

Are Hosta and Sweet Pea deer resistant?

Sweet Pea is deer resistant, but Hosta is not. If deer are a concern, Sweet Pea is the better choice, or protect Hosta with fencing.

Which is easier to maintain, Hosta or Sweet Pea?

Hosta has low maintenance while Sweet Pea has medium maintenance. Hosta may be easier for beginning gardeners to manage.

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Detailed Comparison

Feature	Hosta	Sweet Pea
Scientific Name	Hosta spp.	Lathyrus odoratus
Family	Asparagaceae	Fabaceae
Category	flowers	flowers
Sun	⛅ Part Shade to Full Shade	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Moist	Rich, Well-drained
Height	3'	6'
Spread	4'	1'
Bloom Season	Summer	Spring-Summer
Bloom Color	White, Lavender	Mixed
Growth Rate	Medium	Fast
Native Region	East Asia	Italy, Sicily
Maintenance	Low	Medium

Care Tips

Hosta

✓Protect from slugs with copper barriers or iron phosphate bait.
✓Divide in spring or fall.
✓More sun = more flowers but less blue color.

Sweet Pea

✓Soak seeds overnight before planting.
✓Provide trellis or netting.
✓Pick flowers frequently to prolong bloom.
✓Needs cool weather — plant early spring or fall in warm areas.

Which Plant Is Right for Your Garden?

Choose Hosta if you want a low-maintenance plant. It thrives in part shade to full shade with medium water in zones 3–9.

Choose Sweet Pea if you don't mind medium maintenance, and want deer resistance. It thrives in full sun with medium water in zones 2–11.

Plant them together? Both overlap in zones 3–9. However, they have different sun needs, so plan your garden layout carefully.

Frequently Asked Questions

Can Hosta and Sweet Pea grow in the same hardiness zone?

Hosta grows in USDA zones 3-9, while Sweet Pea grows in zones 2-11. Both plants can grow together in zones 3 through 9.

Do Hosta and Sweet Pea have the same sun and water needs?

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

Which grows taller, Hosta or Sweet Pea?

Sweet Pea grows taller at 6' compared to Hosta at 3'. Sweet Pea spreads 1' while Hosta spreads 4'.

Are Hosta and Sweet Pea deer resistant?

Sweet Pea is deer resistant, but Hosta is not. If deer are a concern, Sweet Pea is the better choice, or protect Hosta with fencing.

Which is easier to maintain, Hosta or Sweet Pea?

Hosta has low maintenance while Sweet Pea has medium maintenance. Hosta may be easier for beginning gardeners to manage.