When to Plant Impatiens in Brookline Station, Missouri (65619)

Location

Brookline Station, Missouri

ZIP Code

65619

USDA Zone

Last Frost

Wednesday, April 15, 2026

📅 Planting Calendar

Start Seeds Indoors Wednesday, February 4, 2026

Transplant Outdoors Wednesday, April 29, 2026

Pro Tip: Start Impatiens seeds indoors 10 weeks before your last frost date, then transplant outdoors around Wednesday, April 29, 2026.

🌿 Plant Details

Scientific Name Impatiens walleriana

Days to Maturity 60 days

Mature Height 8-18"

Spread 12"

☀️ Growing Requirements

☀️

Sun

Partial to Full Shade (2-4 hours)

💧

Water

Regular (1-2 inches/week)

↔️

Spacing

8" apart

🌱

Planting Depth

0.125" deep

Seeds typically germinate in 14-21 days

Ready to Plant Impatiens in Brookline Station?

Get your seeds now so they're ready by Wednesday, February 4, 2026.

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🤝 Good Companions

BegoniaFernHostas

Other Plants for Brookline Station

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Growing Impatiens in Zone 6b

Impatiens (Impatiens walleriana) is a popular garden vegetable. In Brookline Station, Missouri, which is in USDA Hardiness Zone 6b, you should start seeds indoors around Wednesday, February 4, 2026.

Your average last frost date is Wednesday, April 15, 2026. Plan to transplant your Impatiens seedlings outdoors around Wednesday, April 29, 2026, about 2 weeks after your last frost date.