Impatiens vs Lupine

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

Impatiens

Impatiens walleriana

Balsaminaceae · flowers

Low Maintenance

Lupine

Lupinus polyphyllus

Fabaceae · flowers

Deer ResistantMedium Maintenance

Hardiness Zone Range

Impatiens (Zones 10-11)

Lupine (Zones 4-7)

No zone overlap — these plants cannot be grown in the same climate

Detailed Comparison

Feature	Impatiens	Lupine
Scientific Name	Impatiens walleriana	Lupinus polyphyllus
Family	Balsaminaceae	Fabaceae
Category	flowers	flowers
Sun	⛅ Part Shade to Full Shade	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Moist	Well-drained, Slightly Acidic
Height	1' 6"	4'
Spread	1' 6"	2'
Bloom Season	Spring-Fall	Late Spring-Summer
Bloom Color	Mixed	Blue, Purple, Pink, Yellow
Growth Rate	Fast	Medium
Native Region	East Africa	North America
Maintenance	Low	Medium

Special Traits

Impatiens

No — EdibleNo — Deer ResistantNo — Drought Tolerant

Lupine

No — EdibleYes — Deer ResistantNo — Drought Tolerant

Care Tips

Impatiens

✓Keep soil consistently moist.
✓No deadheading needed — self-cleaning.
✓Pinch for bushier growth.
✓Watch for downy mildew — choose resistant varieties.
✓Feed monthly.

Lupine

✓Don't transplant — deep taproot.
✓Direct sow or plant young.
✓Nick seed coat before planting.
✓Nitrogen-fixing — don't fertilize.
✓Cool summers preferred.

Which Plant Is Right for Your Garden?

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

Choose Lupine if you don't mind medium maintenance, and want deer resistance. It thrives in full sun with medium water in zones 4–7.

View ImpatiensProfile →View LupineProfile →

Frequently Asked Questions

Can Impatiens and Lupine grow in the same hardiness zone?

Impatiens grows in USDA zones 10-11, while Lupine grows in zones 4-7. These plants have no overlapping hardiness zones, so they cannot be grown together in the same climate.

Do Impatiens and Lupine have the same sun and water needs?

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

Which grows taller, Impatiens or Lupine?

Lupine grows taller at 4' compared to Impatiens at 1' 6". Lupine spreads 2' while Impatiens spreads 1' 6".

Are Impatiens and Lupine deer resistant?

Lupine is deer resistant, but Impatiens is not. If deer are a concern, Lupine is the better choice, or protect Impatiens with fencing.

Which is easier to maintain, Impatiens or Lupine?

Impatiens has low maintenance while Lupine has medium maintenance. Impatiens may be easier for beginning gardeners to manage.

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Detailed Comparison

Feature	Impatiens	Lupine
Scientific Name	Impatiens walleriana	Lupinus polyphyllus
Family	Balsaminaceae	Fabaceae
Category	flowers	flowers
Sun	⛅ Part Shade to Full Shade	☀️ Full Sun
Water	💧💧 Medium	💧💧 Medium
Soil	Rich, Moist	Well-drained, Slightly Acidic
Height	1' 6"	4'
Spread	1' 6"	2'
Bloom Season	Spring-Fall	Late Spring-Summer
Bloom Color	Mixed	Blue, Purple, Pink, Yellow
Growth Rate	Fast	Medium
Native Region	East Africa	North America
Maintenance	Low	Medium

Care Tips

Impatiens

✓Keep soil consistently moist.
✓No deadheading needed — self-cleaning.
✓Pinch for bushier growth.
✓Watch for downy mildew — choose resistant varieties.
✓Feed monthly.

Lupine

✓Don't transplant — deep taproot.
✓Direct sow or plant young.
✓Nick seed coat before planting.
✓Nitrogen-fixing — don't fertilize.
✓Cool summers preferred.

Frequently Asked Questions

Can Impatiens and Lupine grow in the same hardiness zone?

Impatiens grows in USDA zones 10-11, while Lupine grows in zones 4-7. These plants have no overlapping hardiness zones, so they cannot be grown together in the same climate.

Do Impatiens and Lupine have the same sun and water needs?

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

Which grows taller, Impatiens or Lupine?

Lupine grows taller at 4' compared to Impatiens at 1' 6". Lupine spreads 2' while Impatiens spreads 1' 6".

Are Impatiens and Lupine deer resistant?

Lupine is deer resistant, but Impatiens is not. If deer are a concern, Lupine is the better choice, or protect Impatiens with fencing.

Which is easier to maintain, Impatiens or Lupine?

Impatiens has low maintenance while Lupine has medium maintenance. Impatiens may be easier for beginning gardeners to manage.