Coleus vs Knockout Rose

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

Coleus

Coleus scutellarioides

Lamiaceae · flowers

Low Maintenance

Knockout Rose

Rosa 'Radrazz'

Rosaceae · flowers

Drought TolerantLow Maintenance

Hardiness Zone Range

Coleus (Zones 10-11)

Knockout Rose (Zones 5-10)

Overlap: Both grow in zones 10–10

Detailed Comparison

Feature	Coleus	Knockout Rose
Scientific Name	Coleus scutellarioides	Rosa 'Radrazz'
Family	Lamiaceae	Rosaceae
Category	flowers	flowers
Sun	⛅ Part Shade	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Moist	Well-drained
Height	2'	4'
Spread	1' 6"	4'
Bloom Season	Summer	Spring-Fall
Bloom Color	Blue (insignificant)	Red, Pink
Growth Rate	Fast	Fast
Native Region	Southeast Asia	Hybrid (US)
Maintenance	Low	Low

Special Traits

Coleus

No — EdibleNo — Deer ResistantNo — Drought Tolerant

Knockout Rose

No — EdibleNo — Deer ResistantYes — Drought Tolerant

Care Tips

Coleus

✓Pinch flowers to encourage leaf growth.
✓Modern varieties are more sun tolerant.
✓Root cuttings easily in water.
✓Pinch growing tips for bushy form.
✓Bring indoors as houseplant.

Knockout Rose

✓Prune by 1/3 in late winter.
✓No spraying needed — highly disease resistant.
✓Deadheading optional but encourages faster rebloom.
✓Feed in spring.

Which Plant Is Right for Your Garden?

Choose Coleus if you want a low-maintenance plant. It thrives in part shade with medium water in zones 10–11.

Choose Knockout Rose if you want a low-maintenance plant, need drought tolerance. It thrives in full sun with medium water in zones 5–10.

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

View ColeusProfile →View Knockout RoseProfile →

Frequently Asked Questions

Can Coleus and Knockout Rose grow in the same hardiness zone?

Coleus grows in USDA zones 10-11, while Knockout Rose grows in zones 5-10. Both plants can grow together in zones 10 through 10.

Do Coleus and Knockout Rose have the same sun and water needs?

Coleus needs part shade and medium water, while Knockout Rose needs full sun and medium water. Their differing requirements mean you may need separate garden areas for each.

Which grows taller, Coleus or Knockout Rose?

Knockout Rose grows taller at 4' compared to Coleus at 2'. Knockout Rose spreads 4' while Coleus spreads 1' 6".

Are Coleus and Knockout Rose deer resistant?

Neither Coleus nor Knockout Rose is considered deer resistant. In areas with deer, consider protective fencing or deer repellent for both plants.

Which is easier to maintain, Coleus or Knockout Rose?

Both Coleus and Knockout Rose 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	Coleus	Knockout Rose
Scientific Name	Coleus scutellarioides	Rosa 'Radrazz'
Family	Lamiaceae	Rosaceae
Category	flowers	flowers
Sun	⛅ Part Shade	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Moist	Well-drained
Height	2'	4'
Spread	1' 6"	4'
Bloom Season	Summer	Spring-Fall
Bloom Color	Blue (insignificant)	Red, Pink
Growth Rate	Fast	Fast
Native Region	Southeast Asia	Hybrid (US)
Maintenance	Low	Low

Care Tips

Coleus

✓Pinch flowers to encourage leaf growth.
✓Modern varieties are more sun tolerant.
✓Root cuttings easily in water.
✓Pinch growing tips for bushy form.
✓Bring indoors as houseplant.

Knockout Rose

✓Prune by 1/3 in late winter.
✓No spraying needed — highly disease resistant.
✓Deadheading optional but encourages faster rebloom.
✓Feed in spring.

Which Plant Is Right for Your Garden?

Choose Coleus if you want a low-maintenance plant. It thrives in part shade with medium water in zones 10–11.

Choose Knockout Rose if you want a low-maintenance plant, need drought tolerance. It thrives in full sun with medium water in zones 5–10.

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

Frequently Asked Questions

Can Coleus and Knockout Rose grow in the same hardiness zone?

Coleus grows in USDA zones 10-11, while Knockout Rose grows in zones 5-10. Both plants can grow together in zones 10 through 10.

Do Coleus and Knockout Rose have the same sun and water needs?

Coleus needs part shade and medium water, while Knockout Rose needs full sun and medium water. Their differing requirements mean you may need separate garden areas for each.

Which grows taller, Coleus or Knockout Rose?

Knockout Rose grows taller at 4' compared to Coleus at 2'. Knockout Rose spreads 4' while Coleus spreads 1' 6".

Are Coleus and Knockout Rose deer resistant?

Neither Coleus nor Knockout Rose is considered deer resistant. In areas with deer, consider protective fencing or deer repellent for both plants.

Which is easier to maintain, Coleus or Knockout Rose?

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