When to plant lettuce in zone 4b
In zone 4b, the last spring frost usually comes around May 8 and the first fall frost around Sep 28. Here is when to plant lettuce.
Sow in the bedApr 10
Start pickingMay 30
Plant again for fallJul 26
Your lettuce calendar for zone 4b
- Apr 10: Sow lettuce seeds in the bed
- May 30: Start picking lettuce
- Jul 26: Sow lettuce seeds again for a fall crop
Pick the outer leaves and the plant keeps growing. Bolts (turns bitter) in hot weather.
Spacing in a raised bed: 4 plants per square foot.
These dates are estimates from the average frost dates for zone 4b. Your local frost dates may be a week or two different. If a late cold snap is forecast, wait a few days.
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