Sweet Pea vs Swiss Chard

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

Sweet Pea

Lathyrus odoratus

Fabaceae · flowers

Deer ResistantMedium Maintenance

Swiss Chard

Beta vulgaris subsp. vulgaris

Amaranthaceae · vegetables

EdibleLow Maintenance

Hardiness Zone Range

Sweet Pea (Zones 2-11)

Swiss Chard (Zones 2-11)

Overlap: Both grow in zones 2–11

Detailed Comparison

Feature	Sweet Pea	Swiss Chard
Scientific Name	Lathyrus odoratus	Beta vulgaris subsp. vulgaris
Family	Fabaceae	Amaranthaceae
Category	flowers	vegetables
Sun	☀️ Full Sun	☀️ Full Sun to Part Shade
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Well-drained	Rich, Well-drained
Height	6'	2'
Spread	1'	1'
Bloom Season	Spring-Summer	Spring-Fall
Bloom Color	Mixed	Green (insignificant)
Growth Rate	Fast	Fast
Native Region	Italy, Sicily	Mediterranean
Maintenance	Medium	Low

Special Traits

Sweet Pea

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Swiss Chard

Yes — EdibleNo — Deer ResistantNo — Drought Tolerant

Care Tips

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.

Swiss Chard

✓Direct sow or transplant.
✓Harvest outer leaves for continuous production.
✓Tolerates light frost and summer heat.
✓'Bright Lights' mix provides rainbow-colored stems.

Which Plant Is Right for Your Garden?

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.

Choose Swiss Chard if you want a low-maintenance plant. It thrives in full sun to part shade with medium water in zones 2–11.

Plant them together? Both overlap in zones 2–11. However, they have different sun needs, so plan your garden layout carefully.

View Sweet PeaProfile →View Swiss ChardProfile →

Frequently Asked Questions

Can Sweet Pea and Swiss Chard grow in the same hardiness zone?

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

Do Sweet Pea and Swiss Chard have the same sun and water needs?

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

Which grows taller, Sweet Pea or Swiss Chard?

Sweet Pea grows taller at 6' compared to Swiss Chard at 2'. Sweet Pea spreads 1' while Swiss Chard spreads 1'.

Are Sweet Pea and Swiss Chard deer resistant?

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

Which is easier to maintain, Sweet Pea or Swiss Chard?

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

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Detailed Comparison

Feature	Sweet Pea	Swiss Chard
Scientific Name	Lathyrus odoratus	Beta vulgaris subsp. vulgaris
Family	Fabaceae	Amaranthaceae
Category	flowers	vegetables
Sun	☀️ Full Sun	☀️ Full Sun to Part Shade
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Well-drained	Rich, Well-drained
Height	6'	2'
Spread	1'	1'
Bloom Season	Spring-Summer	Spring-Fall
Bloom Color	Mixed	Green (insignificant)
Growth Rate	Fast	Fast
Native Region	Italy, Sicily	Mediterranean
Maintenance	Medium	Low

Care Tips

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.

Swiss Chard

✓Direct sow or transplant.
✓Harvest outer leaves for continuous production.
✓Tolerates light frost and summer heat.
✓'Bright Lights' mix provides rainbow-colored stems.

Which Plant Is Right for Your Garden?

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.

Choose Swiss Chard if you want a low-maintenance plant. It thrives in full sun to part shade with medium water in zones 2–11.

Plant them together? Both overlap in zones 2–11. However, they have different sun needs, so plan your garden layout carefully.

Frequently Asked Questions

Can Sweet Pea and Swiss Chard grow in the same hardiness zone?

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

Do Sweet Pea and Swiss Chard have the same sun and water needs?

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

Which grows taller, Sweet Pea or Swiss Chard?

Sweet Pea grows taller at 6' compared to Swiss Chard at 2'. Sweet Pea spreads 1' while Swiss Chard spreads 1'.

Are Sweet Pea and Swiss Chard deer resistant?

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

Which is easier to maintain, Sweet Pea or Swiss Chard?

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