Cucumber plant

When to plant cucumbers 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 cucumbers.

Sow in the bedMay 22
Start pickingJul 16

Your cucumber calendar for zone 4b

Grow up a trellis to save space and keep fruit clean.

Spacing in a raised bed: 2 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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Cucumbers in other zones

See everything to plant in zone 4b →