When to plant scallion in zone 7b — planting calendar

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Showing USDA Zone 7B

Growing SeasonZone 7b

Last frost ~Apr 5First frost ~Nov 1Today

Start indoorsTransplant / sowHarvestFrost risk

MARAPRMAYJUNJUL

Sow Mar 15 · First harvest May 14 · Wrap by Jun 25

Last spring frostApr 5

Direct sowMar 15

First harvestMay 14

Last harvestJun 25

Fall succession sowSep 6

First fall frostNov 1

Why these dates work in zone 7b

Zone 7b's last spring frost averages Apr 5 and first fall frost Nov 1 — about 210 frost-free days. Scallion 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 Sep 6 for a second harvest before frost.

Common questions

How long does scallion take to grow in zone 7b?

Scallion matures in about 60–70 days from sowing. In zone 7b that means sowing around Mar 15 and first picking around May 14.

Will scallion survive frost in zone 7b?

Yes — scallion tolerates light frost. In zone 7b you can sow a little before the last frost (around Apr 5) and keep harvesting past the first fall frost (around Nov 1).

Can I plant a second crop of scallion in zone 7b?

Yes — in zone 7b there's time for a fall sowing around Sep 6 for a second harvest before frost.

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