Plum Tree vs Sweet Pea

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

Plum Tree

Prunus domestica

Rosaceae · trees

EdibleMedium Maintenance

Sweet Pea

Lathyrus odoratus

Fabaceae · flowers

Deer ResistantMedium Maintenance

Hardiness Zone Range

Plum Tree (Zones 4-8)

Sweet Pea (Zones 2-11)

Overlap: Both grow in zones 4–8

Detailed Comparison

Feature	Plum Tree	Sweet Pea
Scientific Name	Prunus domestica	Lathyrus odoratus
Family	Rosaceae	Fabaceae
Category	trees	flowers
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Well-drained	Rich, Well-drained
Height	25'	6'
Spread	20'	1'
Bloom Season	Spring	Spring-Summer
Bloom Color	White	Mixed
Growth Rate	Medium	Fast
Native Region	Europe, Western Asia	Italy, Sicily
Maintenance	Medium	Medium

Special Traits

Plum Tree

Yes — EdibleNo — Deer ResistantNo — Drought Tolerant

Sweet Pea

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Care Tips

Plum Tree

✓Most need cross-pollination — plant compatible varieties.
✓Thin fruits to 4-6 inches apart.
✓Prune in summer to reduce disease.
✓Brown rot is the main disease concern.

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 Plum Tree if you don't mind medium maintenance. It thrives in full sun with medium water in zones 4–8.

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 4–8. They share similar sun requirements (full sun), making them potential garden companions.

View Plum TreeProfile →View Sweet PeaProfile →

Frequently Asked Questions

Can Plum Tree and Sweet Pea grow in the same hardiness zone?

Plum Tree grows in USDA zones 4-8, while Sweet Pea grows in zones 2-11. Both plants can grow together in zones 4 through 8.

Do Plum Tree and Sweet Pea have the same sun and water needs?

Plum Tree 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, Plum Tree or Sweet Pea?

Plum Tree grows taller at 25' compared to Sweet Pea at 6'. Plum Tree spreads 20' while Sweet Pea spreads 1'.

Are Plum Tree and Sweet Pea deer resistant?

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

Which is easier to maintain, Plum Tree or Sweet Pea?

Both Plum Tree and Sweet Pea have medium 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	Plum Tree	Sweet Pea
Scientific Name	Prunus domestica	Lathyrus odoratus
Family	Rosaceae	Fabaceae
Category	trees	flowers
Sun	☀️ Full Sun	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Well-drained	Rich, Well-drained
Height	25'	6'
Spread	20'	1'
Bloom Season	Spring	Spring-Summer
Bloom Color	White	Mixed
Growth Rate	Medium	Fast
Native Region	Europe, Western Asia	Italy, Sicily
Maintenance	Medium	Medium

Care Tips

Plum Tree

✓Most need cross-pollination — plant compatible varieties.
✓Thin fruits to 4-6 inches apart.
✓Prune in summer to reduce disease.
✓Brown rot is the main disease concern.

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 Plum Tree if you don't mind medium maintenance. It thrives in full sun with medium water in zones 4–8.

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 4–8. They share similar sun requirements (full sun), making them potential garden companions.

Frequently Asked Questions

Can Plum Tree and Sweet Pea grow in the same hardiness zone?

Plum Tree grows in USDA zones 4-8, while Sweet Pea grows in zones 2-11. Both plants can grow together in zones 4 through 8.

Do Plum Tree and Sweet Pea have the same sun and water needs?

Plum Tree 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, Plum Tree or Sweet Pea?

Plum Tree grows taller at 25' compared to Sweet Pea at 6'. Plum Tree spreads 20' while Sweet Pea spreads 1'.

Are Plum Tree and Sweet Pea deer resistant?

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

Which is easier to maintain, Plum Tree or Sweet Pea?

Both Plum Tree and Sweet Pea have medium maintenance requirements. They need a similar level of care including regular attention to watering, pruning, and soil health.