Growing Leek in Zone 8a

Zone 8a has warm winters and an extended growing season — excellent for heat-loving crops like Leek. Last frost: Apr 5. First frost: Oct 28.

Planting Calendar

Indoor

Outdoor

Harvest

Jan 25Oct 28

Season: Apr 5 – Oct 28 (206 days)

Zone8a

Last FrostApr 5

First FrostOct 28

Season Length206 days

Days to Harvest120

SunFull Sun

Frost ToleranceModerate

Spacing4/sqft (6" apart)

When to Plant Leek in Zone 8a

Start Seeds Indoors: Jan 25

Start Leek seeds indoors around Jan 25 (10 weeks before last frost). Optimal germination temperature: 70°F. Germinates in 7–14 days.

Transplant Outdoors: Mar 22

Transplant Leek seedlings outdoors after Mar 22. 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 20

First harvest approximately Jun 20 (~90 days from transplant). Continue harvesting until first frost (Oct 28). Leek can overwinter in mild climates for continued harvest.

Companion Planting

✅ Carrots✅ Onions✅ Celery

❌ Beans❌ Peas

Leek in Other Zones

1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13b

Frequently Asked Questions

When should I plant Leek in Zone 8a?

Start Leek seeds indoors around Jan 25. Transplant outdoors after Mar 22. Expect first harvest around Jun 20.

What is the last frost date for Zone 8a?

The average last spring frost date for Zone 8a is Apr 5. The first fall frost averages Oct 28, giving a 206-day growing season.

Can I grow Leek in Zone 8a?

Yes. Leek needs 120 days to harvest. Zone 8a has a 206-day growing season, which is sufficient.

What is the best month to plant Leek in Zone 8a?

The best time to start Leek in Zone 8a is Jan. Begin seeds indoors around Jan 25, then transplant outdoors after the last frost date of Apr 5.

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 8a, expect your first harvest around Jun 20.

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