When to Plant Thyme in Mill Hall, Pennsylvania (17751)

Location

Mill Hall, Pennsylvania

ZIP Code

17751

USDA Zone

Last Frost

Wednesday, April 15, 2026

📅 Planting Calendar

Start Seeds Indoors Wednesday, February 18, 2026

Transplant Outdoors Wednesday, April 29, 2026

Pro Tip: Start Thyme seeds indoors 8 weeks before your last frost date, then transplant outdoors around Wednesday, April 29, 2026.

🌿 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

Ready to Plant Thyme in Mill Hall?

Get your seeds now so they're ready by Wednesday, February 18, 2026.

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🤝 Good Companions

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Growing Thyme in Zone 6b

Thyme (Thymus vulgaris) is a popular garden vegetable. In Mill Hall, Pennsylvania, which is in USDA Hardiness Zone 6b, you should start seeds indoors around Wednesday, February 18, 2026.

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