Green Bean vs Sweet Pea

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

Green Bean

Phaseolus vulgaris

Fabaceae · vegetables

EdibleLow Maintenance

Sweet Pea

Lathyrus odoratus

Fabaceae · flowers

Deer ResistantMedium Maintenance

Hardiness Zone Range

Green Bean (Zones 2-11)

Sweet Pea (Zones 2-11)

Overlap: Both grow in zones 2–11

Detailed Comparison

Feature	Green Bean	Sweet Pea
Scientific Name	Phaseolus vulgaris	Lathyrus odoratus
Family	Fabaceae	Fabaceae
Category	vegetables	flowers
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Well-drained	Rich, Well-drained
Height	2'	6'
Spread	8"	1'
Bloom Season	Summer	Spring-Summer
Bloom Color	White	Mixed
Growth Rate	Fast	Fast
Native Region	Central/South America	Italy, Sicily
Maintenance	Low	Medium

Special Traits

Green Bean

Yes — EdibleNo — Deer ResistantNo — Drought Tolerant

Sweet Pea

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Care Tips

Green Bean

✓Direct sow after all frost danger.
✓Don't soak seeds.
✓Pick every 2-3 days to encourage production.
✓Rotate planting location yearly.
✓Beans fix nitrogen — don't fertilize heavily.

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 Green Bean if you want a low-maintenance plant. It thrives in full sun with medium water in zones 2–11.

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 2–11. They share similar sun requirements (full sun), making them potential garden companions.

View Green BeanProfile →View Sweet PeaProfile →

Frequently Asked Questions

Can Green Bean and Sweet Pea grow in the same hardiness zone?

Green Bean grows in USDA zones 2-11, while Sweet Pea grows in zones 2-11. Both plants can grow together in zones 2 through 11.

Do Green Bean and Sweet Pea have the same sun and water needs?

Green Bean needs full sun and medium water, while Sweet Pea needs full sun and medium water. They share similar growing requirements and can be planted in the same bed.

Which grows taller, Green Bean or Sweet Pea?

Sweet Pea grows taller at 6' compared to Green Bean at 2'. Sweet Pea spreads 1' while Green Bean spreads 8".

Are Green Bean and Sweet Pea deer resistant?

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

Which is easier to maintain, Green Bean or Sweet Pea?

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

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Detailed Comparison

Feature	Green Bean	Sweet Pea
Scientific Name	Phaseolus vulgaris	Lathyrus odoratus
Family	Fabaceae	Fabaceae
Category	vegetables	flowers
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Well-drained	Rich, Well-drained
Height	2'	6'
Spread	8"	1'
Bloom Season	Summer	Spring-Summer
Bloom Color	White	Mixed
Growth Rate	Fast	Fast
Native Region	Central/South America	Italy, Sicily
Maintenance	Low	Medium

Care Tips

Green Bean

✓Direct sow after all frost danger.
✓Don't soak seeds.
✓Pick every 2-3 days to encourage production.
✓Rotate planting location yearly.
✓Beans fix nitrogen — don't fertilize heavily.

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 Green Bean if you want a low-maintenance plant. It thrives in full sun with medium water in zones 2–11.

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 2–11. They share similar sun requirements (full sun), making them potential garden companions.

Frequently Asked Questions

Can Green Bean and Sweet Pea grow in the same hardiness zone?

Green Bean grows in USDA zones 2-11, while Sweet Pea grows in zones 2-11. Both plants can grow together in zones 2 through 11.

Do Green Bean and Sweet Pea have the same sun and water needs?

Green Bean needs full sun and medium water, while Sweet Pea needs full sun and medium water. They share similar growing requirements and can be planted in the same bed.

Which grows taller, Green Bean or Sweet Pea?

Sweet Pea grows taller at 6' compared to Green Bean at 2'. Sweet Pea spreads 1' while Green Bean spreads 8".

Are Green Bean and Sweet Pea deer resistant?

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

Which is easier to maintain, Green Bean or Sweet Pea?

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