Harman US

Planting Calendar for ZIP 77437

Based on your local frost dates - last spring frost around Feb 23, first fall frost around Dec 5 - here is when to plant 79 common crops near ZIP 77437.

Last spring frost
Feb 23
First fall frost
Dec 5
Hardiness zone
9a

Vegetables

Crop Start seeds indoors Plant outside Fall planting by
Tomatoes Jan 12 Mar 2 (Transplant out) -
Peppers Dec 29 Mar 9 (Transplant out) -
Cucumbers Feb 2 Mar 2 (Transplant out) Sep 27
Zucchini Feb 2 Mar 2 (Transplant out) Oct 2
Summer Squash Feb 2 Mar 2 (Transplant out) Sep 30
Winter Squash Feb 2 Mar 2 (Transplant out) -
Pumpkins Feb 2 Mar 2 (Transplant out) -
Green Beans - Feb 23 (Direct sow) Sep 27
Sweet Corn - Mar 2 (Direct sow) -
Melons Feb 2 Mar 9 (Transplant out) -
Watermelon Feb 2 Mar 9 (Transplant out) -
Okra - Mar 9 (Direct sow) -
Eggplant Dec 29 Mar 9 (Transplant out) -
Lettuce Jan 26 Jan 26 (Transplant out) Oct 2
Spinach - Jan 12 (Direct sow) Oct 7
Kale Jan 12 Feb 2 (Transplant out) Sep 27
Peas - Jan 12 (Direct sow) Sep 22
Carrots - Feb 2 (Direct sow) Sep 12
Beets - Jan 26 (Direct sow) Sep 27
Radishes - Jan 26 (Direct sow) Oct 24
Broccoli Jan 12 Feb 9 (Transplant out) Sep 17
Cauliflower Jan 12 Feb 9 (Transplant out) Sep 12
Cabbage Jan 12 Feb 2 (Transplant out) Sep 12
Onions Dec 15 Jan 26 (Transplant out) -
Potatoes - Feb 9 (Direct sow) -
Swiss Chard Jan 26 Feb 9 (Transplant out) Sep 27
Sweet Potatoes - Mar 16 (Direct sow) -
Brussels Sprouts Jan 12 Feb 9 (Transplant out) Aug 13
Celery Dec 15 Mar 2 (Transplant out) -
Leeks Dec 15 Feb 9 (Transplant out) Jul 24
Turnips - Feb 9 (Direct sow) Oct 2
Rutabaga - Feb 23 (Direct sow) Aug 18
Parsnips - Feb 9 (Direct sow) Jul 24
Kohlrabi Jan 26 Feb 9 (Transplant out) Sep 27
Collard Greens Jan 12 Feb 9 (Transplant out) Sep 17
Mustard Greens - Feb 9 (Direct sow) Oct 7
Arugula - Feb 9 (Direct sow) Oct 12
Bok Choy Jan 26 Feb 9 (Transplant out) Oct 2
Green Onions - Feb 9 (Direct sow) Sep 22
Tomatillos Jan 12 Mar 2 (Transplant out) -
Fennel Jan 26 Feb 9 (Transplant out) Sep 2
Popcorn Feb 23 Mar 9 (Transplant out) -
Black-Eyed Peas Feb 23 Mar 9 (Transplant out) Sep 2
Lima Beans Feb 23 Mar 9 (Transplant out) -
Edamame Feb 23 Mar 9 (Transplant out) -
Peanuts Feb 23 Mar 9 (Transplant out) -
Globe Artichoke Dec 29 Feb 9 (Transplant out) Aug 23
Horseradish Feb 23 Feb 9 (Transplant out) -
Ground Cherries Jan 12 Mar 9 (Transplant out) -
Radicchio Jan 19 Feb 9 (Transplant out) Sep 12
Endive Jan 19 Feb 9 (Transplant out) Aug 23
Watercress Feb 2 Feb 9 (Transplant out) Sep 22
Sorrel Jan 12 Feb 2 (Transplant out) Sep 22
Sunchokes Feb 23 Feb 9 (Transplant out) -
Malabar Spinach Jan 12 Mar 9 (Transplant out) -
Amaranth Greens Feb 2 Mar 9 (Transplant out) Oct 7
Luffa Gourd Jan 12 Mar 9 (Transplant out) -
New Zealand Spinach Jan 26 Mar 9 (Transplant out) -
Fava Beans Feb 23 Jan 26 (Transplant out) Aug 28
Chayote Jan 26 Mar 9 (Transplant out) -
Corn Salad Feb 23 Jan 26 (Transplant out) Sep 22
Bitter Melon Jan 26 Mar 9 (Transplant out) -
Cardoon Jan 12 Feb 23 (Transplant out) -

Herbs

Crop Start seeds indoors Plant outside Fall planting by
Basil Jan 12 Mar 2 (Transplant out) -
Cilantro - Feb 9 (Direct sow) Oct 2
Parsley Dec 29 Mar 9 (Transplant out) Sep 7
Dill - Mar 2 (Direct sow) Sep 22
Lemon Balm Jan 12 Feb 23 (Transplant out) -
Borage Feb 23 Feb 23 (Transplant out) Sep 27
Chervil Feb 23 Feb 2 (Transplant out) Sep 27
Lemongrass Dec 29 Mar 9 (Transplant out) -
Summer Savory Jan 12 Feb 23 (Transplant out) -
Marjoram Jan 12 Mar 2 (Transplant out) -
Lovage Jan 12 Feb 23 (Transplant out) Aug 23
Anise Hyssop Dec 29 Feb 23 (Transplant out) -
Shiso Jan 12 Mar 2 (Transplant out) -
Stevia Dec 29 Mar 9 (Transplant out) -
Chamomile Jan 12 Feb 9 (Transplant out) Sep 17
Tarragon Feb 23 Feb 23 (Transplant out) -
How to read this calendar

Start seeds indoors is when to sow in trays inside so seedlings are ready to transplant. Plant outside is when to transplant seedlings or direct-sow seed, based on frost tolerance. Fall planting by is the latest date to start a fall crop and still harvest before the first fall frost. Tender crops wait until after the last spring frost; hardy crops can go out earlier.

Computed from NOAA 1991–2020 Climate Normals at El Campo, Tx, 0.5 miles away. Averages for planning, not a forecast. Page updated Aug 4, 2026.

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