When to plant eggplant in zone 9a — planting calendar

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Showing USDA Zone 9A

Growing SeasonZone 9a

Last frost ~Feb 28First frost ~Nov 30Today

Start indoorsTransplant / sowHarvestFrost risk

DECJANFEBMARAPRMAYJUNJULAUG

Start indoors Jan 3 · Transplant Mar 21 · First harvest May 30 · Wrap by Jul 25

Last spring frostFeb 28

Start seeds indoorsJan 3

Transplant outMar 21

First harvestMay 30

Last harvestJul 25

First fall frostNov 30

Why these dates work in zone 9a

Zone 9a's last spring frost averages Feb 28 and first fall frost Nov 30 — about 275 frost-free days. Eggplant is frost-sensitive, so the 3w after frost timing builds in a safety margin against a late cold snap — setting plants out too early risks losing them to frost. Starting seeds indoors 8 weeks ahead gives strong transplants ready the moment the soil warms.

Common questions

How long does eggplant take to grow in zone 9a?

Eggplant matures in about 70–90 days from transplanting. In zone 9a that means setting plants out around Mar 21 and first picking around May 30.

Will eggplant survive frost in zone 9a?

No — eggplant is frost-sensitive. In zone 9a, wait until after the last frost (around Feb 28) to plant, and harvest before the first fall frost (around Nov 30).

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