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🥬 Growing Lettuce, Jericho in Zone 3b

Zone 3b has harsh winters and a short growing season. Start Lettuce, Jericho early indoors to maximize your harvest window. Last frost: May 15. First frost: Sep 22.

Planting Calendar

Indoor

Outdoor

Harvest

Apr 3Sep 22

Season: May 15 – Sep 22 (130 days) · Succession: plant every 2 weeks (up to 5x)

Zone3b

Last FrostMay 15

First FrostSep 22

Season Length130 days

Days to Harvest60

SunPart Sun / Part Shade

Frost ToleranceLight

Spacing4/sqft (6" apart)

When to Plant Lettuce, Jericho in Zone 3b

Start Seeds Indoors: Apr 3

Start Lettuce, Jericho seeds indoors around Apr 3 (6 weeks before last frost). Optimal germination temperature: 65°F. Germinates in 4–10 days.

Transplant Outdoors: Apr 24

Transplant Lettuce, Jericho seedlings outdoors after Apr 24. Wait until soil temperature reaches 40°F. Space plants at 4/sqft (6" apart). Harden off plants for a week before moving outside.

Harvest: May 29

First harvest approximately May 29 (~35 days from transplant). Continue harvesting until first frost (Sep 22).

Fall Planting: Jul 28

For a fall harvest, plant Lettuce, Jericho around Jul 28 (8 weeks before first frost).

Companion Planting

✅ Strawberries✅ Carrots✅ Beets✅ Cucumbers✅ Radishes

Lettuce, Jericho 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 Lettuce, Jericho in Zone 3b?

Start Lettuce, Jericho seeds indoors around Apr 3. Transplant outdoors after Apr 24. Expect first harvest around May 29.

What is the last frost date for Zone 3b?

The average last spring frost date for Zone 3b is May 15. The first fall frost averages Sep 22, giving a 130-day growing season.

Can I grow Lettuce, Jericho in Zone 3b?

Yes. Lettuce, Jericho needs 60 days to harvest. Zone 3b has a 130-day growing season, which is sufficient. You can plant up to 5 successions.

What is the best month to plant Lettuce, Jericho in Zone 3b?

The best time to start Lettuce, Jericho in Zone 3b is Apr. Begin seeds indoors around Apr 3, then transplant outdoors after the last frost date of May 15.

What companion plants grow well with Lettuce, Jericho?

Good companion plants for Lettuce, Jericho include Strawberries, Carrots, Beets, Cucumbers, Radishes.

How long does Lettuce, Jericho take to harvest?

Lettuce, Jericho takes approximately 60 days from planting to harvest. In Zone 3b, expect your first harvest around May 29.

Plan Your Lettuce, Jericho Garden

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

Start Free Lettuce, Jericho Growing Guide