When to plant green beans in Austin, Texas

March 10 – March 24

Direct-sow outdoors · typical Austin year

Climate basis: NOAA station Austin 6s, TX (USC00410431), 3 mi (5 km) from downtown Austin (ZCTA 78701 centroid), elevation 570 ft, on the 1991–2020 climate normals. Direct-sow green beans from approximately the dates above, anchored to the median last spring 32°F freeze (March 10). One year in ten still freezes after March 31.

Last spring freezeMarch 101-in-10 after Mar 31
First fall freezeNovember 171-in-10 before Nov 1
Frost-free season252 daysmedian at 32°F
Hard freeze, 28°Feb 28Dec 1kills even hardy greens
USDA zone9a20 to 25°F winter low not frost timing

The Austin year

Direct-sow outdoorsMar 10 – Mar 24
  • indoors under lights
  • in the garden
  • frost-free season
  • 1-in-10 years still freeze to Mar 31
Green beans in Austin · freeze context from Austin 6s, TX, 1991–2020 normals.

Every method, with its sources

Direct-sow outdoors

Mar 10 – Mar 24

UGA: plant as soon as the danger of frost has passed; UNH: plant seed in garden after last frost; Purdue: tender — plant after the average last frost. Point rule given a 14-day span. Anchored to the median last spring freeze (Mar 10). University of Georgia Cooperative Extension · University of New Hampshire Extension · Purdue University Extension

Start seeds indoors

Not calculated

Beans resent transplanting and are direct-seeded in the cited guides.

Transplant outdoors

Not calculated

The cited extension guides do not time an outdoor transplanting window for this crop.

Fall planting

Not calculated

No source-backed fall planting rule exists for this crop in the registry, so no fall window is calculated.

Variety assumption: Assumes bush snap beans (about 55–65 days from seed; Penn State lists 60).

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)

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