Harman US

Planting Calendar for ZIP 74533

Based on your local frost dates - last spring frost around Mar 29, first fall frost around Nov 4 - here is when to plant 79 common crops near ZIP 74533.

Last spring frost
Mar 29
First fall frost
Nov 4
Hardiness zone
8a

Vegetables

Crop Start seeds indoors Plant outside Fall planting by
Tomatoes Feb 15 Apr 5 (Transplant out) -
Peppers Feb 1 Apr 12 (Transplant out) -
Cucumbers Mar 8 Apr 5 (Transplant out) Aug 27
Zucchini Mar 8 Apr 5 (Transplant out) Sep 1
Summer Squash Mar 8 Apr 5 (Transplant out) Aug 30
Winter Squash Mar 8 Apr 5 (Transplant out) -
Pumpkins Mar 8 Apr 5 (Transplant out) -
Green Beans - Mar 29 (Direct sow) Aug 27
Sweet Corn - Apr 5 (Direct sow) -
Melons Mar 8 Apr 12 (Transplant out) -
Watermelon Mar 8 Apr 12 (Transplant out) -
Okra - Apr 12 (Direct sow) -
Eggplant Feb 1 Apr 12 (Transplant out) -
Lettuce Mar 1 Mar 1 (Transplant out) Sep 1
Spinach - Feb 15 (Direct sow) Sep 6
Kale Feb 15 Mar 8 (Transplant out) Aug 27
Peas - Feb 15 (Direct sow) Aug 22
Carrots - Mar 8 (Direct sow) Aug 12
Beets - Mar 1 (Direct sow) Aug 27
Radishes - Mar 1 (Direct sow) Sep 23
Broccoli Feb 15 Mar 15 (Transplant out) Aug 17
Cauliflower Feb 15 Mar 15 (Transplant out) Aug 12
Cabbage Feb 15 Mar 8 (Transplant out) Aug 12
Onions Jan 18 Mar 1 (Transplant out) -
Potatoes - Mar 15 (Direct sow) -
Swiss Chard Mar 1 Mar 15 (Transplant out) Aug 27
Sweet Potatoes - Apr 19 (Direct sow) -
Brussels Sprouts Feb 15 Mar 15 (Transplant out) Jul 13
Celery Jan 18 Apr 5 (Transplant out) -
Leeks Jan 18 Mar 15 (Transplant out) Jun 23
Turnips - Mar 15 (Direct sow) Sep 1
Rutabaga - Mar 29 (Direct sow) Jul 18
Parsnips - Mar 15 (Direct sow) Jun 23
Kohlrabi Mar 1 Mar 15 (Transplant out) Aug 27
Collard Greens Feb 15 Mar 15 (Transplant out) Aug 17
Mustard Greens - Mar 15 (Direct sow) Sep 6
Arugula - Mar 15 (Direct sow) Sep 11
Bok Choy Mar 1 Mar 15 (Transplant out) Sep 1
Green Onions - Mar 15 (Direct sow) Aug 22
Tomatillos Feb 15 Apr 5 (Transplant out) -
Fennel Mar 1 Mar 15 (Transplant out) Aug 2
Popcorn Mar 29 Apr 12 (Transplant out) -
Black-Eyed Peas Mar 29 Apr 12 (Transplant out) Aug 2
Lima Beans Mar 29 Apr 12 (Transplant out) -
Edamame Mar 29 Apr 12 (Transplant out) -
Peanuts Mar 29 Apr 12 (Transplant out) -
Globe Artichoke Feb 1 Mar 15 (Transplant out) Jul 23
Horseradish Mar 29 Mar 15 (Transplant out) -
Ground Cherries Feb 15 Apr 12 (Transplant out) -
Radicchio Feb 22 Mar 15 (Transplant out) Aug 12
Endive Feb 22 Mar 15 (Transplant out) Jul 23
Watercress Mar 8 Mar 15 (Transplant out) Aug 22
Sorrel Feb 15 Mar 8 (Transplant out) Aug 22
Sunchokes Mar 29 Mar 15 (Transplant out) -
Malabar Spinach Feb 15 Apr 12 (Transplant out) -
Amaranth Greens Mar 8 Apr 12 (Transplant out) Sep 6
Luffa Gourd Feb 15 Apr 12 (Transplant out) -
New Zealand Spinach Mar 1 Apr 12 (Transplant out) -
Fava Beans Mar 29 Mar 1 (Transplant out) Jul 28
Chayote Mar 1 Apr 12 (Transplant out) -
Corn Salad Mar 29 Mar 1 (Transplant out) Aug 22
Bitter Melon Mar 1 Apr 12 (Transplant out) -
Cardoon Feb 15 Mar 29 (Transplant out) -

Herbs

Crop Start seeds indoors Plant outside Fall planting by
Basil Feb 15 Apr 5 (Transplant out) -
Cilantro - Mar 15 (Direct sow) Sep 1
Parsley Feb 1 Apr 12 (Transplant out) Aug 7
Dill - Apr 5 (Direct sow) Aug 22
Lemon Balm Feb 15 Mar 29 (Transplant out) -
Borage Mar 29 Mar 29 (Transplant out) Aug 27
Chervil Mar 29 Mar 8 (Transplant out) Aug 27
Lemongrass Feb 1 Apr 12 (Transplant out) -
Summer Savory Feb 15 Mar 29 (Transplant out) -
Marjoram Feb 15 Apr 5 (Transplant out) -
Lovage Feb 15 Mar 29 (Transplant out) Jul 23
Anise Hyssop Feb 1 Mar 29 (Transplant out) -
Shiso Feb 15 Apr 5 (Transplant out) -
Stevia Feb 1 Apr 12 (Transplant out) -
Chamomile Feb 15 Mar 15 (Transplant out) Aug 17
Tarragon Mar 29 Mar 29 (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 Lane 1Wnw Mesonet, Ok, 13.4 miles away. Averages for planning, not a forecast. Page updated Aug 4, 2026.

Full frost dates for 74533 Local weather →