Zone 2b planting calendar

What to plant in June: zone 2b

Zone 2b averages its last spring frost around May 31 and its first fall frost around August 25. Everything below is timed from those two dates, so it stays useful whether you're planting for summer or for a fall harvest.

These are zone-average dates. Check an area-level frost estimate from thirty years of nearby weather history and this calendar retimes itself.

Last frost: May 31

First frost: August 25

Winter lows: -45 to -40 °F

Zone 2b Almanac. What growers here actually recorded: sowing weeks, days to first pick, and yields.

Garden care

Mulch every bedaround Jun 21
3-4 in of straw or leaves now holds water, blocks weeds, and cools roots for the whole summer.
Set up deep wateringaround Jun 28
Switch to fewer, longer soaks (1-1.5 in/week at the root) instead of daily sprinkles.

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