Begonia vs Butterfly Bush

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

Begonia

Begonia × semperflorens

Begoniaceae · flowers

Deer ResistantLow Maintenance

Butterfly Bush

Buddleja davidii

Scrophulariaceae · shrubs

Deer ResistantDrought TolerantLow Maintenance

Hardiness Zone Range

Begonia (Zones 2-11)

Butterfly Bush (Zones 5-9)

Overlap: Both grow in zones 5–9

Detailed Comparison

Feature	Begonia	Butterfly Bush
Scientific Name	Begonia × semperflorens	Buddleja davidii
Family	Begoniaceae	Scrophulariaceae
Category	flowers	shrubs
Sun	⛅ Part Shade	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Moist	Well-drained
Height	1'	10'
Spread	1'	8'
Bloom Season	Spring-Fall	Summer-Fall
Bloom Color	Red, Pink, White	Purple, Pink, White
Growth Rate	Fast	Fast
Native Region	South America	China
Maintenance	Low	Low

Special Traits

Begonia

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Butterfly Bush

No — EdibleYes — Deer ResistantYes — Drought Tolerant

Care Tips

Begonia

✓Pinch tips for bushy growth.
✓Keep soil moist but not waterlogged.
✓Bring indoors before frost.
✓Tuberous types need winter dormancy.
✓Rex begonias grown for stunning foliage.

Butterfly Bush

✓Cut back to 12-18 inches in early spring — blooms on new wood.
✓Deadhead for continuous flowering.
✓Can be invasive — choose sterile cultivars.
✓Full sun essential.

Which Plant Is Right for Your Garden?

Choose Begonia if you want a low-maintenance plant, and want deer resistance. It thrives in part shade with medium water in zones 2–11.

Choose Butterfly Bush if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with medium water in zones 5–9.

Plant them together? Both overlap in zones 5–9. However, they have different sun needs, so plan your garden layout carefully.

View BegoniaProfile →View Butterfly BushProfile →

Frequently Asked Questions

Can Begonia and Butterfly Bush grow in the same hardiness zone?

Begonia grows in USDA zones 2-11, while Butterfly Bush grows in zones 5-9. Both plants can grow together in zones 5 through 9.

Do Begonia and Butterfly Bush have the same sun and water needs?

Begonia needs part shade and medium water, while Butterfly Bush needs full sun and medium water. Their differing requirements mean you may need separate garden areas for each.

Which grows taller, Begonia or Butterfly Bush?

Butterfly Bush grows taller at 10' compared to Begonia at 1'. Butterfly Bush spreads 8' while Begonia spreads 1'.

Are Begonia and Butterfly Bush deer resistant?

Yes, both Begonia and Butterfly Bush are considered deer resistant, making them excellent choices for gardens in areas with deer pressure.

Which is easier to maintain, Begonia or Butterfly Bush?

Both Begonia and Butterfly Bush 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	Begonia	Butterfly Bush
Scientific Name	Begonia × semperflorens	Buddleja davidii
Family	Begoniaceae	Scrophulariaceae
Category	flowers	shrubs
Sun	⛅ Part Shade	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Moist	Well-drained
Height	1'	10'
Spread	1'	8'
Bloom Season	Spring-Fall	Summer-Fall
Bloom Color	Red, Pink, White	Purple, Pink, White
Growth Rate	Fast	Fast
Native Region	South America	China
Maintenance	Low	Low

Care Tips

Begonia

✓Pinch tips for bushy growth.
✓Keep soil moist but not waterlogged.
✓Bring indoors before frost.
✓Tuberous types need winter dormancy.
✓Rex begonias grown for stunning foliage.

Butterfly Bush

✓Cut back to 12-18 inches in early spring — blooms on new wood.
✓Deadhead for continuous flowering.
✓Can be invasive — choose sterile cultivars.
✓Full sun essential.

Which Plant Is Right for Your Garden?

Choose Begonia if you want a low-maintenance plant, and want deer resistance. It thrives in part shade with medium water in zones 2–11.

Choose Butterfly Bush if you want a low-maintenance plant, need drought tolerance, and want deer resistance. It thrives in full sun with medium water in zones 5–9.

Plant them together? Both overlap in zones 5–9. However, they have different sun needs, so plan your garden layout carefully.

Frequently Asked Questions

Can Begonia and Butterfly Bush grow in the same hardiness zone?

Begonia grows in USDA zones 2-11, while Butterfly Bush grows in zones 5-9. Both plants can grow together in zones 5 through 9.

Do Begonia and Butterfly Bush have the same sun and water needs?

Begonia needs part shade and medium water, while Butterfly Bush needs full sun and medium water. Their differing requirements mean you may need separate garden areas for each.

Which grows taller, Begonia or Butterfly Bush?

Butterfly Bush grows taller at 10' compared to Begonia at 1'. Butterfly Bush spreads 8' while Begonia spreads 1'.

Are Begonia and Butterfly Bush deer resistant?

Yes, both Begonia and Butterfly Bush are considered deer resistant, making them excellent choices for gardens in areas with deer pressure.

Which is easier to maintain, Begonia or Butterfly Bush?

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