Leek illustration

Growing Leek in Zone 7b

Zone 7b has mild winters and a long growing season — good conditions for Leek. Last frost: Apr 10. First frost: Nov 7.

Planting Calendar

Indoor
Outdoor
Harvest
Jan 30Nov 7

Season: Apr 10 – Nov 7 (211 days)

Zone7b
Last FrostApr 10
First FrostNov 7
Season Length211 days
Days to Harvest120
SunFull Sun
Frost ToleranceModerate
Spacing4/sqft (6" apart)

When to Plant Leek in Zone 7b

Start Seeds Indoors: Jan 30

Start Leek seeds indoors around Jan 30 (10 weeks before last frost). Optimal germination temperature: 70°F. Germinates in 7–14 days.

Transplant Outdoors: Mar 27

Transplant Leek seedlings outdoors after Mar 27. Wait until soil temperature reaches 45°F. Space plants at 4/sqft (6" apart). Harden off plants for a week before moving outside.

Harvest: Jun 25

First harvest approximately Jun 25 (~90 days from transplant). Continue harvesting until first frost (Nov 7). Leek can overwinter in mild climates for continued harvest.

Companion Planting

✅ Carrots✅ Onions✅ Celery
❌ Beans❌ Peas

Frequently Asked Questions

When should I plant Leek in Zone 7b?

Start Leek seeds indoors around Jan 30. Transplant outdoors after Mar 27. Expect first harvest around Jun 25.

What is the last frost date for Zone 7b?

The average last spring frost date for Zone 7b is Apr 10. The first fall frost averages Nov 7, giving a 211-day growing season.

Can I grow Leek in Zone 7b?

Yes. Leek needs 120 days to harvest. Zone 7b has a 211-day growing season, which is sufficient.

What is the best month to plant Leek in Zone 7b?

The best time to start Leek in Zone 7b is Jan. Begin seeds indoors around Jan 30, then transplant outdoors after the last frost date of Apr 10.

What companion plants grow well with Leek?

Good companion plants for Leek include Carrots, Onions, Celery. Avoid planting Leek near Beans, Peas.

How long does Leek take to harvest?

Leek takes approximately 120 days from planting to harvest. In Zone 7b, expect your first harvest around Jun 25.

Plan Your Leek Garden

Track Leek from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.

Start Free Leek Growing Guide