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When to Plant Thyme in Severna Park, Maryland (21146)

Location

Severna Park, Maryland

ZIP Code

21146

USDA Zone

8a

Last Frost

Friday, March 20, 2026

📅 Planting Calendar

Start Seeds Indoors Friday, January 23, 2026
Transplant Outdoors Friday, April 3, 2026

Pro Tip: Start Thyme seeds indoors 8 weeks before your last frost date for best results.

🌿 Plant Details

Scientific Name Thymus vulgaris
Days to Maturity 90 days
Mature Height 6-12"
Spread 12"
Type Ground cover
Fruit Size N/A

☀️ Growing Requirements

☀️

Sun

Full Sun (6+ hours)

💧

Water

Low (drought tolerant)

↔️

Spacing

12" apart

🌱

Planting Depth

0.125" deep

Seeds typically germinate in 14-21 days

🤝 Good Companions

CabbageEggplantPotatoStrawberry

Other Plants for Severna Park

Growing Thyme in Zone 8a

Thyme (Thymus vulgaris) is a popular garden vegetable. In Severna Park, Maryland, which is in USDA Hardiness Zone 8a, you should start seeds indoors around Friday, January 23, 2026.

Your average last frost date is Friday, March 20, 2026. Plan to transplant your Thyme seedlings outdoors around Friday, April 3, 2026, about 2 weeks after your last frost date.