When to Plant Lemon Balm in Inola, Oklahoma (74036)

Location

Inola, Oklahoma

ZIP Code

74036

USDA Zone

Last Frost

Sunday, April 5, 2026

📅 Planting Calendar

Start Seeds Indoors Sunday, February 22, 2026

Transplant Outdoors Sunday, April 19, 2026

Pro Tip: Start Lemon Balm seeds indoors 6 weeks before your last frost date, then transplant outdoors around Sunday, April 19, 2026.

🌿 Plant Details

Scientific Name Melissa officinalis

Days to Maturity 70 days

Mature Height 18-36"

Spread 24"

Type Spreading

Fruit Size N/A

☀️ Growing Requirements

☀️

Sun

Partial Shade to Full Sun

💧

Water

Regular (keep moist)

↔️

Spacing

18" apart

🌱

Planting Depth

0.125" deep

Seeds typically germinate in 10-14 days

Ready to Plant Lemon Balm in Inola?

Get your seeds now so they're ready by Sunday, February 22, 2026.

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Growing Lemon Balm in Zone 7b

Lemon Balm (Melissa officinalis) is a popular garden vegetable. In Inola, Oklahoma, which is in USDA Hardiness Zone 7b, you should start seeds indoors around Sunday, February 22, 2026.

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