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← How to grow peas
Planting Calendar · Zone 4A

When to plant peas in zone 4a

In USDA zone 4a, sow peas around Apr 2, and harvest from May 27.

Growing SeasonZone 4a
Last frost ~May 7First frost ~Oct 13Today
Start indoorsTransplant / sowHarvestFrost risk
MARAPRMAYJUNJUL
Sow Apr 2 · First harvest May 27 · Wrap by Jul 1
Last spring frostMay 7
Direct sowApr 2
First harvestMay 27
Last harvestJul 1
Fall succession sowJul 28
First fall frostOct 13

Why these dates work in zone 4a

Zone 4a's last spring frost averages May 7 and first fall frost Oct 13 — about 159 frost-free days. Peas tolerates light frost, so you can sow ahead of the last-frost date and keep harvesting into the cooler fall. There's also room for a fall succession sowing around Jul 28 for a second harvest before frost.

Common questions

How long does peas take to grow in zone 4a?

Peas matures in about 55–70 days from sowing. In zone 4a that means sowing around Apr 2 and first picking around May 27.

Will peas survive frost in zone 4a?

Yes — peas tolerates light frost. In zone 4a you can sow a little before the last frost (around May 7) and keep harvesting past the first fall frost (around Oct 13).

Can I plant a second crop of peas in zone 4a?

Yes — in zone 4a there's time for a fall sowing around Jul 28 for a second harvest before frost.

For soil, spacing, pests and companion planting, see the full peas growing guide →