When to plant watermelons 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 watermelons.
Sow in the bedMay 22
Start pickingAug 15
Your watermelon calendar for zone 4b
- May 22: Sow watermelon seeds in the bed
- Aug 15: Start picking watermelons
Choose a small "icebox" kind for raised beds. Needs a long, hot summer.
Spacing in a raised bed: 1 plant per 2 × 2 ft.
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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