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Growing Lettuce Guide 
A Quick Overview



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Growing lettuce quick reference guide



Growing Lettuce Guide

The growing lettuce quick reference guide below is designed as a quick overview of growing lettuce. For more details on the different stages from seed to harvest go to the related pages link.

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Quick Reference Guide






Veggie Garden Dairy
Vegetable Lettuce
Also Known As
Botanical Family - Asteraceae, Genus - Lactuca, Species - L. sativa
Plant Type Cool season - annual - leafy vegetable
Frost Tolerance Semi Hardy
Planting Position Sunny position but welcomes shade in the hottest part of the season - requiring a minimum of 3-4 hours of direct sunlight daily.
Seed Viability 5 years
Germination 7-14 days at 50-80 F (10-27 C)
Growing Temp 55-75 F (13-24 C)
Seed to Transplant 5 - 7 weeks
Planting Method Direct sow or Seedling transplants
When to Plant Spring and again in mid-summer for fall-winter harvest
Time to Plant As early as 1 - 2 weeks before the average date of the last 32 F (0 C) freeze in the spring in your area but not before soil temperatures are consistently above 50 F (10C)
Seed Sowing Direct sowing lettuce seeds - barley cover seeds, they need light for best germination 1-2 inches (25-50 mm) apart in rows 12-18 inches (30-45 cm) apart
Plant Spacing Transplant or thin lettuce seedlings to 12-15 inches (30-38 cm) apart in rows 12-18 inches (30-45 cm) apart
Soil Conditions Well drained - Moderate to high organic matter - Low to medium fertility
Fertilizer Low fertilizer needs, 2-3 quarts per 100 sq feet (2.2-3.3 liters per 9.3 square meters) preplanting of All-Purpose 5-5-5 Organic Fertilizer icon, same rate for each side dressing.
When to Fertilize 2 weeks before sowing or transplanting - when transplanting use liquid starter fertilizer - side-dress every 3-4 weeks
Days to Harvest 45-90 days - depending on conditions and variety
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Home Page - Site Map - Top of Growing Lettuce Guide - Growing Lettuce - Alphabetical List of Vegetables