When to plant okra in San Antonio, Texas

March 27 – April 10

Transplant outdoors · typical San Antonio year

Climate basis: NOAA station San Antonio Incarnate Word, TX (USC00417947), 3 mi (5 km) from downtown San Antonio (ZCTA 78205 centroid), elevation 700 ft, on the 1991–2020 climate normals. Transplant okra outdoors from approximately the dates above, anchored to the median last spring 32°F freeze (February 25). One year in ten still freezes after March 19.

Last spring freezeFebruary 251-in-10 after Mar 19

First fall freezeNovember 281-in-10 before Nov 7

Frost-free season≈ 277 daysmedian at 32°F

Hard freeze, 28°Feb 5 – Dec 15kills even hardy greens

USDA zone9a20 to 25°F winter low — not frost timing

The San Antonio year

Start seeds indoorsFeb 13 – Feb 27

Transplant outdoorsMar 27 – Apr 10

Direct-sow outdoorsMar 27 – Apr 10

indoors under lights
in the garden
frost-free season
1-in-10 years still freeze to Mar 19

Okra in San Antonio · freeze context from San Antonio Incarnate Word, TX, 1991–2020 normals.

Every method, with its sources

Start seeds indoors

Feb 13 – Feb 27

Sow in pots 4–6 weeks before the outdoor window opens (Missouri G6570: 4–6 weeks, sown directly in pots). Anchored to the median last spring freeze (Feb 25). University of Missouri Extension

Transplant outdoors

Mar 27 – Apr 10

Same outdoor timing as direct sowing; Missouri G6570 notes okra transplants are pot-grown to avoid root disturbance. Anchored to the median last spring freeze (Feb 25). Penn State Extension (York County Master Gardeners) · Purdue University Extension · University of Missouri Extension

Direct-sow outdoors

Mar 27 – Apr 10

Purdue: very tender — at least two weeks after the last frost; Penn State's earliest sowing May 31 (+30 days for a May 1 frost) is the later start and is used. Okra wants thoroughly warm soil. Anchored to the median last spring freeze (Feb 25). Penn State Extension (York County Master Gardeners) · Purdue University Extension

Variety assumption: Assumes an average variety (about 55–65 days from seed; Penn State lists 55).

These windows describe typical years (1991–2020 climate normals), not this year's forecast. Freezes happen outside them — especially in frost pockets, valleys, and urban edges. Watch the forecast before committing tender plants.

This week, not a typical year:

Crop rule sources (3)

University of Missouri Extension: Starting Plants Indoors from Seeds (G6570) (accessed 2026-07-24)
Weeks needed to grow vegetable transplants indoors (Table 2).
Penn State Extension (York County Master Gardeners): Vegetable Seed Planting Guide (accessed 2026-07-24)
Earliest/latest sowing dates for a May 1 last-frost / Oct 1 first-frost baseline; offsets derived by date difference from May 1. Also days-to-maturity figures.
Purdue University Extension: Indiana Vegetable Planting Calendar (HO-186-W) (accessed 2026-07-24)
Hardiness classes: hardy = plant 4-6 wk before last spring frost; semi-hardy = 2-4 wk before; tender = after average last frost; very tender = at least 2 wk after. Table 2: fall planting at least 4-8 wk before first fall frost.

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