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🥬 Growing Lettuce, Parris Island Cos in Zone 12a

Zone 12a has a year-round growing season. Lettuce, Parris Island Cos can be planted almost any time with proper planning. Last frost: Jan 1. First frost: Dec 31.

Planting Calendar

Indoor

Outdoor

Harvest

Nov 20Dec 31

Season: Jan 1 – Dec 31 (364 days) · Succession: plant every 2 weeks (up to 21x)

Zone12a

Last FrostJan 1

First FrostDec 31

Season Length364 days

Days to Harvest70

SunPart Sun / Part Shade

Frost ToleranceLight

Spacing4/sqft (6" apart)

When to Plant Lettuce, Parris Island Cos in Zone 12a

Start Seeds Indoors: Nov 20

Start Lettuce, Parris Island Cos seeds indoors around Nov 20 (6 weeks before last frost). Optimal germination temperature: 65°F. Germinates in 4–10 days.

Transplant Outdoors: Dec 11

Transplant Lettuce, Parris Island Cos seedlings outdoors after Dec 11. Wait until soil temperature reaches 40°F. Space plants at 4/sqft (6" apart). Harden off plants for a week before moving outside.

Harvest: Jan 15

First harvest approximately Jan 15 (~35 days from transplant). Continue harvesting until first frost (Dec 31).

Fall Planting: Nov 5

For a fall harvest, plant Lettuce, Parris Island Cos around Nov 5 (8 weeks before first frost).

Companion Planting

✅ Strawberries✅ Carrots✅ Beets✅ Cucumbers✅ Radishes

Lettuce, Parris Island Cos 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, Parris Island Cos in Zone 12a?

Start Lettuce, Parris Island Cos seeds indoors around Nov 20. Transplant outdoors after Dec 11. Expect first harvest around Jan 15.

What is the last frost date for Zone 12a?

The average last spring frost date for Zone 12a is Jan 1. The first fall frost averages Dec 31, giving a 364-day growing season.

Can I grow Lettuce, Parris Island Cos in Zone 12a?

Yes. Lettuce, Parris Island Cos needs 70 days to harvest. Zone 12a has a 364-day growing season, which is sufficient. You can plant up to 21 successions.

What is the best month to plant Lettuce, Parris Island Cos in Zone 12a?

The best time to start Lettuce, Parris Island Cos in Zone 12a is Nov. Begin seeds indoors around Nov 20, then transplant outdoors after the last frost date of Jan 1.

What companion plants grow well with Lettuce, Parris Island Cos?

Good companion plants for Lettuce, Parris Island Cos include Strawberries, Carrots, Beets, Cucumbers, Radishes.

How long does Lettuce, Parris Island Cos take to harvest?

Lettuce, Parris Island Cos takes approximately 70 days from planting to harvest. In Zone 12a, expect your first harvest around Jan 15.

Plan Your Lettuce, Parris Island Cos Garden

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

Start Free Lettuce, Parris Island Cos Growing Guide