Begonia vs Black-Eyed Susan Vine

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

Begonia

Begonia × semperflorens

Begoniaceae · flowers

Deer ResistantLow Maintenance

Black-Eyed Susan Vine

Thunbergia alata

Acanthaceae · vines

Deer ResistantLow Maintenance

Hardiness Zone Range

Begonia (Zones 2-11)

Black-Eyed Susan Vine (Zones 10-11)

Overlap: Both grow in zones 10–11

Detailed Comparison

Feature	Begonia	Black-Eyed Susan Vine
Scientific Name	Begonia × semperflorens	Thunbergia alata
Family	Begoniaceae	Acanthaceae
Category	flowers	vines
Sun	⛅ Part Shade	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Moist	Well-drained
Height	1'	8'
Spread	1'	2'
Bloom Season	Spring-Fall	Summer-Fall
Bloom Color	Red, Pink, White	Orange, Yellow, White
Growth Rate	Fast	Fast
Native Region	South America	East Africa
Maintenance	Low	Low

Special Traits

Begonia

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Black-Eyed Susan Vine

No — EdibleYes — Deer ResistantNo — 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.

Black-Eyed Susan Vine

✓Treat as annual in most zones.
✓Provide trellis or let trail from basket.
✓Deadhead for continuous bloom.
✓Start indoors 6 weeks before last frost.

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 Black-Eyed Susan Vine if you want a low-maintenance plant, and want deer resistance. It thrives in full sun with medium water in zones 10–11.

Plant them together? Both overlap in zones 10–11. However, they have different sun needs, so plan your garden layout carefully.

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Frequently Asked Questions

Can Begonia and Black-Eyed Susan Vine grow in the same hardiness zone?

Begonia grows in USDA zones 2-11, while Black-Eyed Susan Vine grows in zones 10-11. Both plants can grow together in zones 10 through 11.

Do Begonia and Black-Eyed Susan Vine have the same sun and water needs?

Begonia needs part shade and medium water, while Black-Eyed Susan Vine needs full sun and medium water. Their differing requirements mean you may need separate garden areas for each.

Which grows taller, Begonia or Black-Eyed Susan Vine?

Black-Eyed Susan Vine grows taller at 8' compared to Begonia at 1'. Black-Eyed Susan Vine spreads 2' while Begonia spreads 1'.

Are Begonia and Black-Eyed Susan Vine deer resistant?

Yes, both Begonia and Black-Eyed Susan Vine are considered deer resistant, making them excellent choices for gardens in areas with deer pressure.

Which is easier to maintain, Begonia or Black-Eyed Susan Vine?

Both Begonia and Black-Eyed Susan Vine 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	Black-Eyed Susan Vine
Scientific Name	Begonia × semperflorens	Thunbergia alata
Family	Begoniaceae	Acanthaceae
Category	flowers	vines
Sun	⛅ Part Shade	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Moist	Well-drained
Height	1'	8'
Spread	1'	2'
Bloom Season	Spring-Fall	Summer-Fall
Bloom Color	Red, Pink, White	Orange, Yellow, White
Growth Rate	Fast	Fast
Native Region	South America	East Africa
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.

Black-Eyed Susan Vine

✓Treat as annual in most zones.
✓Provide trellis or let trail from basket.
✓Deadhead for continuous bloom.
✓Start indoors 6 weeks before last frost.

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 Black-Eyed Susan Vine if you want a low-maintenance plant, and want deer resistance. It thrives in full sun with medium water in zones 10–11.

Plant them together? Both overlap in zones 10–11. However, they have different sun needs, so plan your garden layout carefully.

Frequently Asked Questions

Can Begonia and Black-Eyed Susan Vine grow in the same hardiness zone?

Begonia grows in USDA zones 2-11, while Black-Eyed Susan Vine grows in zones 10-11. Both plants can grow together in zones 10 through 11.

Do Begonia and Black-Eyed Susan Vine have the same sun and water needs?

Begonia needs part shade and medium water, while Black-Eyed Susan Vine needs full sun and medium water. Their differing requirements mean you may need separate garden areas for each.

Which grows taller, Begonia or Black-Eyed Susan Vine?

Black-Eyed Susan Vine grows taller at 8' compared to Begonia at 1'. Black-Eyed Susan Vine spreads 2' while Begonia spreads 1'.

Are Begonia and Black-Eyed Susan Vine deer resistant?

Yes, both Begonia and Black-Eyed Susan Vine are considered deer resistant, making them excellent choices for gardens in areas with deer pressure.

Which is easier to maintain, Begonia or Black-Eyed Susan Vine?

Both Begonia and Black-Eyed Susan Vine have low maintenance requirements. They need a similar level of care including regular attention to watering, pruning, and soil health.