Astilbe vs Eastern Redbud

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

Astilbe

Astilbe × arendsii

Saxifragaceae · flowers

Deer ResistantLow Maintenance

Eastern Redbud

Cercis canadensis

Fabaceae · trees

EdibleDeer ResistantLow Maintenance

Hardiness Zone Range

Astilbe (Zones 4-8)

Eastern Redbud (Zones 4-9)

Overlap: Both grow in zones 4–8

Detailed Comparison

Feature	Astilbe	Eastern Redbud
Scientific Name	Astilbe × arendsii	Cercis canadensis
Family	Saxifragaceae	Fabaceae
Category	flowers	trees
Sun	⛅ Part Shade	☀️ Full Sun to Part Shade
Water	💧💧 Medium to High	💧💧 Medium
Soil	Rich, Moist	Well-drained
Height	3'	30'
Spread	2'	30'
Bloom Season	Summer	Early Spring
Bloom Color	Red, Pink, White, Purple	Pink, Purple
Growth Rate	Medium	Medium
Native Region	East Asia	Eastern North America
Maintenance	Low	Low

Special Traits

Astilbe

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Eastern Redbud

Yes — 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.

Eastern Redbud

✓Transplant when young — older trees have deep taproots.
✓Prune after flowering.
✓Tolerates clay soil.
✓Flowers are edible and can be added to salads.

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 Eastern Redbud if you want a low-maintenance plant, and want deer resistance. It thrives in full sun to part shade with medium water in zones 4–9.

Plant them together? Both overlap in zones 4–8. However, they have different sun needs, so plan your garden layout carefully.

View AstilbeProfile →View Eastern RedbudProfile →

Frequently Asked Questions

Can Astilbe and Eastern Redbud grow in the same hardiness zone?

Astilbe grows in USDA zones 4-8, while Eastern Redbud grows in zones 4-9. Both plants can grow together in zones 4 through 8.

Do Astilbe and Eastern Redbud have the same sun and water needs?

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

Which grows taller, Astilbe or Eastern Redbud?

Eastern Redbud grows taller at 30' compared to Astilbe at 3'. Eastern Redbud spreads 30' while Astilbe spreads 2'.

Are Astilbe and Eastern Redbud deer resistant?

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

Which is easier to maintain, Astilbe or Eastern Redbud?

Both Astilbe and Eastern Redbud 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	Eastern Redbud
Scientific Name	Astilbe × arendsii	Cercis canadensis
Family	Saxifragaceae	Fabaceae
Category	flowers	trees
Sun	⛅ Part Shade	☀️ Full Sun to Part Shade
Water	💧💧 Medium to High	💧💧 Medium
Soil	Rich, Moist	Well-drained
Height	3'	30'
Spread	2'	30'
Bloom Season	Summer	Early Spring
Bloom Color	Red, Pink, White, Purple	Pink, Purple
Growth Rate	Medium	Medium
Native Region	East Asia	Eastern North 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.

Eastern Redbud

✓Transplant when young — older trees have deep taproots.
✓Prune after flowering.
✓Tolerates clay soil.
✓Flowers are edible and can be added to salads.

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 Eastern Redbud if you want a low-maintenance plant, and want deer resistance. It thrives in full sun to part shade with medium water in zones 4–9.

Plant them together? Both overlap in zones 4–8. However, they have different sun needs, so plan your garden layout carefully.

Frequently Asked Questions

Can Astilbe and Eastern Redbud grow in the same hardiness zone?

Astilbe grows in USDA zones 4-8, while Eastern Redbud grows in zones 4-9. Both plants can grow together in zones 4 through 8.

Do Astilbe and Eastern Redbud have the same sun and water needs?

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

Which grows taller, Astilbe or Eastern Redbud?

Eastern Redbud grows taller at 30' compared to Astilbe at 3'. Eastern Redbud spreads 30' while Astilbe spreads 2'.

Are Astilbe and Eastern Redbud deer resistant?

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

Which is easier to maintain, Astilbe or Eastern Redbud?

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