Astilbe vs Begonia

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

Astilbe

Astilbe × arendsii

Saxifragaceae · flowers

Deer ResistantLow Maintenance

Begonia

Begonia × semperflorens

Begoniaceae · flowers

Deer ResistantLow Maintenance

Hardiness Zone Range

Astilbe (Zones 4-8)

Begonia (Zones 2-11)

Overlap: Both grow in zones 4–8

Detailed Comparison

Feature	Astilbe	Begonia
Scientific Name	Astilbe × arendsii	Begonia × semperflorens
Family	Saxifragaceae	Begoniaceae
Category	flowers	flowers
Sun	⛅ Part Shade	⛅ Part Shade
Water	💧💧 Medium to High	💧💧 Medium
Soil	Rich, Moist	Rich, Moist
Height	3'	1'
Spread	2'	1'
Bloom Season	Summer	Spring-Fall
Bloom Color	Red, Pink, White, Purple	Red, Pink, White
Growth Rate	Medium	Fast
Native Region	East Asia	South America
Maintenance	Low	Low

Special Traits

Astilbe

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Begonia

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Care Tips

Astilbe

✓Must have consistently moist soil — wilts quickly if dry.
✓Divide every 3-4 years.
✓Leave dried flower heads for winter texture.
✓Feed in spring with balanced fertilizer.

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.

Which Plant Is Right for Your Garden?

Choose Astilbe if you want a low-maintenance plant, and want deer resistance. It thrives in part shade with medium to high water in zones 4–8.

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.

Plant them together? Both overlap in zones 4–8. They share similar sun requirements (part shade), making them potential garden companions.

View AstilbeProfile →View BegoniaProfile →

Frequently Asked Questions

Can Astilbe and Begonia grow in the same hardiness zone?

Astilbe grows in USDA zones 4-8, while Begonia grows in zones 2-11. Both plants can grow together in zones 4 through 8.

Do Astilbe and Begonia have the same sun and water needs?

Astilbe needs part shade and medium to high water, while Begonia needs part shade and medium water. Their differing requirements mean you may need separate garden areas for each.

Which grows taller, Astilbe or Begonia?

Astilbe grows taller at 3' compared to Begonia at 1'. Astilbe spreads 2' while Begonia spreads 1'.

Are Astilbe and Begonia deer resistant?

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

Which is easier to maintain, Astilbe or Begonia?

Both Astilbe and Begonia 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	Astilbe	Begonia
Scientific Name	Astilbe × arendsii	Begonia × semperflorens
Family	Saxifragaceae	Begoniaceae
Category	flowers	flowers
Sun	⛅ Part Shade	⛅ Part Shade
Water	💧💧 Medium to High	💧💧 Medium
Soil	Rich, Moist	Rich, Moist
Height	3'	1'
Spread	2'	1'
Bloom Season	Summer	Spring-Fall
Bloom Color	Red, Pink, White, Purple	Red, Pink, White
Growth Rate	Medium	Fast
Native Region	East Asia	South America
Maintenance	Low	Low

Care Tips

Astilbe

✓Must have consistently moist soil — wilts quickly if dry.
✓Divide every 3-4 years.
✓Leave dried flower heads for winter texture.
✓Feed in spring with balanced fertilizer.

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.

Which Plant Is Right for Your Garden?

Choose Astilbe if you want a low-maintenance plant, and want deer resistance. It thrives in part shade with medium to high water in zones 4–8.

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.

Plant them together? Both overlap in zones 4–8. They share similar sun requirements (part shade), making them potential garden companions.

Frequently Asked Questions

Can Astilbe and Begonia grow in the same hardiness zone?

Astilbe grows in USDA zones 4-8, while Begonia grows in zones 2-11. Both plants can grow together in zones 4 through 8.

Do Astilbe and Begonia have the same sun and water needs?

Astilbe needs part shade and medium to high water, while Begonia needs part shade and medium water. Their differing requirements mean you may need separate garden areas for each.

Which grows taller, Astilbe or Begonia?

Astilbe grows taller at 3' compared to Begonia at 1'. Astilbe spreads 2' while Begonia spreads 1'.

Are Astilbe and Begonia deer resistant?

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

Which is easier to maintain, Astilbe or Begonia?

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