When to plant bush beans in zone 10a — planting calendar

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Showing USDA Zone 10A

Growing SeasonZone 10a

Last frost ~Jan 31First frost ~Dec 15Today

Start indoorsTransplant / sowHarvestFrost risk

FEBMARAPRMAY

Sow Feb 14 · First harvest Apr 5 · Wrap by Apr 26

Last spring frostJan 31

Direct sowFeb 14

First harvestApr 5

Last harvestApr 26

First fall frostDec 15

Why these dates work in zone 10a

Zone 10a's last spring frost averages Jan 31 and first fall frost Dec 15 — about 318 frost-free days. Bush Beans is frost-sensitive, so the 2w after frost timing builds in a safety margin against a late cold snap — setting plants out too early risks losing them to frost.

Common questions

How long does bush beans take to grow in zone 10a?

Bush Beans matures in about 50–65 days from sowing. In zone 10a that means sowing around Feb 14 and first picking around Apr 5.

Will bush beans survive frost in zone 10a?

No — bush beans is frost-sensitive. In zone 10a, wait until after the last frost (around Jan 31) to plant, and harvest before the first fall frost (around Dec 15).

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