Lettuce, Black Seeded Simpson illustration

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🥬 Growing Lettuce, Black Seeded Simpson in Zone 7a

Zone 7a has mild winters and a long growing season — good conditions for Lettuce, Black Seeded Simpson. Last frost: Apr 15. First frost: Oct 22.

Planting Calendar

Indoor

Outdoor

Harvest

Mar 4Oct 22

Season: Apr 15 – Oct 22 (190 days) · Succession: plant every 2 weeks (up to 10x)

Zone7a

Last FrostApr 15

First FrostOct 22

Season Length190 days

Days to Harvest45

SunPart Sun / Part Shade

Frost ToleranceLight

Spacing4/sqft (6" apart)

When to Plant Lettuce, Black Seeded Simpson in Zone 7a

Start Seeds Indoors: Mar 4

Start Lettuce, Black Seeded Simpson seeds indoors around Mar 4 (6 weeks before last frost). Optimal germination temperature: 65°F. Germinates in 4–10 days.

Transplant Outdoors: Mar 25

Transplant Lettuce, Black Seeded Simpson seedlings outdoors after Mar 25. Wait until soil temperature reaches 40°F. Space plants at 4/sqft (6" apart). Harden off plants for a week before moving outside.

Harvest: Apr 29

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

Fall Planting: Aug 27

For a fall harvest, plant Lettuce, Black Seeded Simpson around Aug 27 (8 weeks before first frost).

Companion Planting

✅ Strawberries✅ Carrots✅ Beets✅ Cucumbers✅ Radishes

Lettuce, Black Seeded Simpson 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, Black Seeded Simpson in Zone 7a?

Start Lettuce, Black Seeded Simpson seeds indoors around Mar 4. Transplant outdoors after Mar 25. Expect first harvest around Apr 29.

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 Lettuce, Black Seeded Simpson in Zone 7a?

Yes. Lettuce, Black Seeded Simpson needs 45 days to harvest. Zone 7a has a 190-day growing season, which is sufficient. You can plant up to 10 successions.

What is the best month to plant Lettuce, Black Seeded Simpson in Zone 7a?

The best time to start Lettuce, Black Seeded Simpson in Zone 7a is Mar. Begin seeds indoors around Mar 4, then transplant outdoors after the last frost date of Apr 15.

What companion plants grow well with Lettuce, Black Seeded Simpson?

Good companion plants for Lettuce, Black Seeded Simpson include Strawberries, Carrots, Beets, Cucumbers, Radishes.

How long does Lettuce, Black Seeded Simpson take to harvest?

Lettuce, Black Seeded Simpson takes approximately 45 days from planting to harvest. In Zone 7a, expect your first harvest around Apr 29.

Plan Your Lettuce, Black Seeded Simpson Garden

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

Start Free Lettuce, Black Seeded Simpson Growing Guide