When to Plant Impatiens in Southern Md Facility, Maryland (20697)

Location

Southern Md Facility, Maryland

ZIP Code

20697

USDA Zone

Last Frost

Sunday, April 5, 2026

📅 Planting Calendar

Start Seeds Indoors Sunday, January 25, 2026

Transplant Outdoors Sunday, April 19, 2026

Pro Tip: Start Impatiens seeds indoors 10 weeks before your last frost date, then transplant outdoors around Sunday, April 19, 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 Southern Md Facility?

Get your seeds now so they're ready by Sunday, January 25, 2026.

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Other Plants for Southern Md Facility

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Growing Impatiens in Zone 7b

Impatiens (Impatiens walleriana) is a popular garden vegetable. In Southern Md Facility, Maryland, which is in USDA Hardiness Zone 7b, you should start seeds indoors around Sunday, January 25, 2026.

Your average last frost date is Sunday, April 5, 2026. Plan to transplant your Impatiens seedlings outdoors around Sunday, April 19, 2026, about 2 weeks after your last frost date.