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Growing & Soil

Extending the Growing Season on the Texas Gulf Coast

Our problem isn't winter — it's summer. Here's how I push harvests through brutal heat and mild frost both, with shade, timing, succession, and a few cheap tricks to keep food coming nearly year-round.

J By Jordan Polasek · 10 min read · El Campo, TX
Extending the Growing Season on the Texas Gulf Coast illustration

Gardeners in most of the country fight the cold. Down here on the Gulf Coast, our real enemy is the opposite — a wall of summer heat that shuts plants down as hard as any freeze. Understanding that flips the whole calendar. Our 'off season' is July and August, and our winters are mild enough to grow straight through. Once that clicks, you can keep food coming almost all year.

We have two springs and a long fall

The single most important thing to internalize: in our climate, fall is the best growing season of the year. The brutal heat breaks, the soil is still warm, and cool-season crops planted in September and October thrive right through our gentle winters while the rest of the country is frozen out. Many people garden hard in spring, give up in summer, and miss the easiest, most productive window entirely.

WindowMonthsWhat to grow
SpringFeb–AprWarm-season starts: tomatoes, peppers, squash, beans
SummerMay–AugOnly the heat-lovers: okra, southern peas, sweet potato, malabar spinach
Fall (the best one)Sep–NovBrassicas, greens, root crops, peas, a second tomato run
WinterDec–JanHardy greens, garlic, onions, cover crops; light frost protection

Beating the summer: shade and the right crops

Fighting summer is mostly about accepting it. Don't try to grow lettuce in July — grow the plants that love it instead. Okra, southern peas, sweet potato, malabar spinach, and the hot peppers actively thrive in heat that flattens everything else. For the crops that merely tolerate it, 30–40% shade cloth on a simple frame buys real relief, dropping leaf temperature enough to keep things producing.

Jordan’s tipAfternoon shade is worth more than morning shade here. If you can site summer crops where a fence or tree blocks the killer 3–6 p.m. sun, you've extended their season without spending a thing.

Succession planting: the steady-supply trick

Instead of sowing a whole row of lettuce at once and drowning in it for two weeks, sow a short row every two to three weeks. You get a continuous trickle instead of a glut and famine. It's the difference between a garden that feeds you and a garden that overwhelms you and then quits.

  • Fast crops to succession-sow: lettuce, radish, arugula, bush beans, cilantro, spinach.
  • Sow a little, often, through each crop's season.
  • Keep a few transplants coming in trays to fill gaps the moment something finishes.

Beating the cold: easy frost protection

Our frosts are usually light and brief, which makes protection cheap and easy. You rarely need a real greenhouse — you need to get a tender plant through a handful of cold nights.

1

Watch the forecast

A radiational-freeze night — clear, calm, dry — is the dangerous kind. The live weather tool on this site flags the cold nights so you can act.

2

Cover before sunset

Throw an old sheet, row cover, or even cardboard over tender plants in the evening to trap the day's ground heat. Take it off in the morning.

3

Water the day before

Moist soil holds and releases more heat overnight than dry soil. A well-watered bed shrugs off a light frost better.

4

Use containers' mobility

Anything in a pot can simply move to the porch or against a south wall for the night. That's half the reason I grow so much in containers.

Cold frames, low tunnels, and the greenhouse question

If you want to push further, a low tunnel — hoops of PVC or wire with row cover or plastic over them — turns a winter bed into a season-long salad factory for a few dollars. A cold frame (a bottomless box with a clear lid) does the same on a small scale. A full greenhouse is wonderful but rarely necessary on the Gulf Coast; our climate does most of the work if you simply plant with the seasons instead of against them.

Stop fighting the calendar and start reading it. In Texas, the gardener who plants in October eats all winter.

Putting it together

Year-round harvest here isn't about heroic equipment. It's about timing your plantings to the real seasons, leaning into fall, choosing heat-lovers for summer, succession-sowing for a steady supply, and keeping a sheet handy for the few cold nights. Do that and the Texas Gulf Coast becomes one of the most productive places in the country to feed yourself. Check each plant's page for its specific best window, and let the weather tool handle the timing.


Written by Jordan Polasek, founder of Texas Roots, from his greenhouse in El Campo, Texas. Free to share. If this helped, the best thanks is to grow something or pass it along.