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When to Plant Lemon Balm in Midfield, Texas (77458)

Location

Midfield, Texas

ZIP Code

77458

USDA Zone

9b

Last Frost

Tuesday, February 10, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Tuesday, December 30, 2025

Transplant Outdoors

Tuesday, February 24, 2026

Based on last frost Tuesday, February 10, 2026 · Zone 9b

Pro tip: Start Lemon Balm seeds indoors 6 weeks before your last frost date, then transplant outdoors around Tuesday, February 24, 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 Midfield?

Get your seeds now so they're ready by Tuesday, December 30, 2025.

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🤝 Good Companions

TomatoSquashBeanPepper
🤝

Full Companion Planting Guide for Lemon Balm

See which plants help Lemon Balm thrive, which to keep away, and raised bed layout tips →

🛠️ Supplies You'll Need

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🌾 Seed Saving Guide

🟢 Easy
✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Harvest seed heads when most have turned brown — they shatter quickly so check often.

Processing

Shake dried stems into a container; tiny seeds fall freely from dried calyxes.

Seed Viability

Up to 2 years when stored cool, dark, and dry.

Pro Tip

Lemon balm self-sows vigorously and can become invasive if all seeds are allowed to drop.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 14 plants of Lemon Balm. See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Lemon Balm in Midfield, Texas? +

In Midfield (Zone 9b), start Lemon Balm seeds indoors around Tuesday, December 30, 2025 and transplant outdoors around Tuesday, February 24, 2026.

What is the last frost date for Midfield, Texas? +

The average last spring frost date for Midfield, Texas (ZIP 77458) is around Tuesday, February 10, 2026. This is based on NOAA climate normals for USDA Zone 9b.

How long does Lemon Balm take to grow? +

Lemon Balm typically matures in about 70 days from transplanting. In Midfield, that means you can expect harvest around Tuesday, February 24, 2026 plus 70 days.

Should I start Lemon Balm indoors or direct sow in Texas? +

Lemon Balm should be started indoors 6 weeks before your last frost date. In Midfield, that means starting around Tuesday, December 30, 2025.

Other Plants for Midfield

Growing Lemon Balm in Zone 9b

Lemon Balm (Melissa officinalis) is a popular garden vegetable. In Midfield, Texas, which is in USDA Hardiness Zone 9b, you should start seeds indoors around Tuesday, December 30, 2025.

Your average last frost date is Tuesday, February 10, 2026. Plan to transplant your Lemon Balm seedlings outdoors around Tuesday, February 24, 2026, about 2 weeks after your last frost date.