When should I plant Leek in Zone 7a?

Start Leek seeds indoors around Feb 4. Transplant outdoors after Apr 1. Expect first harvest around Jun 30.

What is the last frost date for Zone 7a?

The average last spring frost date for Zone 7a is Apr 15. The first fall frost averages Oct 22, giving a 190-day growing season.

Can I grow Leek in Zone 7a?

Yes. Leek needs 120 days to harvest. Zone 7a has a 190-day growing season, which is sufficient.

Growing Leek in Zone 7a

Zone 7a has mild winters and a long growing season — good conditions for Leek. Last frost: Apr 15. First frost: Oct 22.

Planting Calendar

Indoor

Outdoor

Harvest

Feb 4Oct 22

Season: Apr 15 – Oct 22 (190 days)

Zone7a

Last FrostApr 15

First FrostOct 22

Season Length190 days

Days to Harvest120

SunFull Sun

Frost ToleranceModerate

Spacing4/sqft (6" apart)

When to Plant Leek in Zone 7a

Start Seeds Indoors: Feb 4

Start Leek seeds indoors around Feb 4 (10 weeks before last frost). Optimal germination temperature: 70°F. Germinates in 7–14 days.

Transplant Outdoors: Apr 1

Transplant Leek seedlings outdoors after Apr 1. 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 30

First harvest approximately Jun 30 (~90 days from transplant). Continue harvesting until first frost (Oct 22). 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

Plan Your Leek Garden

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

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