Lettuce Growing Info

Learning Download: How to Grow Lettuce
When to Plant:
Sow as soon as the soil can be worked. Sow indoors 3 weeks before planting date.
Sow fall plantings 6-8 weeks before first expected frost.
Use a 10-5-5 fertilizer 1-2 weeks before planting. Side dress every 2-3 weeks with more fertilizer. 2-3 lbs of fertilizer should be applied to every 100 square feet.

Location:Planting Depth:Soil Type:
Full to Partial Sun1/8-1/4″Well drained, loose, fertile soil, pH 6.2-6.8


 Seed SpacingRow SpacingSeeds per 100′Yield per 100′Seeds per Acre
Lettuce8-10″12-18″15050 lbs70,000


Lettuce Seeds:
1 Ounce: 25,000 Seeds
1/8 Pound: 50,000 Seeds
1/4 Pound: 100,000 Seeds
1/2 Pound: 200,000 Seeds

1 Pound: 400,000 Seeds

* These are average lettuce seed counts.  Varieties can vary.


Space Conversion:

1 Acre = 43,560 square feet, or 435’x100′
Weight Conversion:
1 Pound = 16 Ounces
1 Ounce = 28.4 Grams