Zone 2a planting calendar

What to plant in April: zone 2a

Zone 2a averages its last spring frost around June 5 and its first fall frost around August 20. 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: June 5

First frost: August 20

Winter lows: -50 to -45 °F

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

Dormant care

Check season-extension geararound Apr 10
Patch row cover, cold frames and hoops now so a late freeze can't catch you unprepared.
Pre-sprout seed potatoesaround Apr 24
Chit potatoes in a bright, cool spot for 2 weeks. Sprouted pieces jump ahead once planted.

Plan & order

Order fall seedaround Apr 22
Fall brassicas and greens get sown in the heat of summer. Have the seed on hand before that window opens.

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