When to plant winter squash in zone 4a
In zone 4a, the last spring frost usually comes around May 12 and the first fall frost around Sep 21. Here is when to plant winter squash.
Sow in the bedMay 26
Start pickingAug 24
Your winter squash calendar for zone 4a
- May 26: Sow winter squash seeds in the bed
- Aug 24: Start picking winter squash
Butternut and acorn store for months. Let vines spill over the bed edge.
Spacing in a raised bed: 1 plant per 2 × 2 ft.
These dates are estimates from the average frost dates for zone 4a. 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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